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Clarify the ownership of stormwater and water in the creek and if they need to be part of the optimal mix in case of aquifer recharge-injected water entitlements. The main findings from the analysis presented in Table 6. To some extent these issues are universal given that water is a multipurpose flow resource that constantly transgresses political boundaries, authority over which is continually negotiated between different users, sectors and scales of governance.

This raises the issue of how best to address the fragmentation that is so characteristic of water governance Keremane et al. The participants argued that ownership is clear but not well understood and expensive for individual landowners.

Designing Smart Urban Water Systems: Marcus Quigley at TEDxBeaconStreet

However, the participants acknowledged that in practice, it may take a considerable amount of time to achieve certainty and collaborative effort for a best policy instrument and clear ownership. The organisations do not hold themselves accountable for their failings and broken promises. Until this can change, the entire sector will be uncertain.

In terms of the significance of the impact of these barriers, the abovementioned issue of organisational culture was followed by institutional capacity, institutional uncertainty about access rights and institutional uncertainty about the ownership of water. Full compliance with environmental regulations and public health regulations was not considered to be a major barrier. See Keremane et al.

These were primarily related to stormwater reuse and managed aquifer recharge MAR schemes. Unclear who is responsible or the driver for what… Near impossible to get diverse water supply projects being undertaken. State gov. Highly fragmented with differing responsibilities with established cultures. This Authority could consist of a rep from each of these existing orgs. Under current governance arrangements there is no one body that should be in control of access to stormwater. Would need to change the governance arrangements. As mentioned earlier in the chapter, one of the new approaches to achieve improved governance is privatisation of public infrastructure including water infrastructure assets.

The report further suggested that transferring existing infrastructure to the private sector would also achieve significant broader economic productivity benefits from introducing private sector discipline, improving the ability to finance the expansion of infrastructure as required, greater transparency in the costs of community service obligations and improved governance — where the government is no longer both the regulator and the owner. The report identified 82 profit-making government assets that could be sold relatively quickly — in some cases within a year — and without major regulatory changes.

It also recommended selling the assets, which include power generators, airports, ports and water utilities, to Australian superannuation funds, which are particularly attracted to the steady yields offered by public assets and would help overcome political opposition to the privatisation idea. However, in the absence of a level regulatory playing field, the move is unlikely to be followed up with any tangible action. Hockey had offered states billions to sell off their assets. Under the deal to promote infrastructure investment, the states would have to agree to privatise assets.

The corporate tax the private owner would then pay to the federal government will be returned to the respective state government as a tax equivalent incentive payment. Currently state government-owned corporations do not pay company tax. Consequently, in the interests of competition, these corporations must pay state governments a tax payment equivalent to what the corporation would pay if subject to federal company tax. However, water privatisation is a highly controversial topic and touches on the much broader arguments for and against the private control of formerly public services.

For example, see Box 6. The Adelaide Hills Face Zone suburb of Skye was left without water for showering and flushing toilets for three days this week coinciding with a spell of extreme fire danger. The problem was blamed on a dispute between two independent water companies and a local council that does not believe it has any responsibility. Despite Skye being just 8 km from the CBD, its residents have been without mains drinking water since the area was subdivided 50 years ago.

SA Water and the State Government at the time decided it would cost too much to bring mains water to Skye, making it difficult for blocks to be sold until the Foothills Water Company started digging bores to provide water. About locals sent a petition calling for a mains water supply to Burnside Council in September , which was forwarded to SA Water. But many residents did not want to pay and were content with their water supply, which is unaffected by water restrictions, and refused. Instead, they rely on five different private companies whose pipes pump water from bores, while others rely solely on rainwater tanks.

The water is suitable only for washing and gardening, not drinking. Water provided by one of these companies, the Foothills Water Company, has announced it will cease operating from August. He and the council have been involved in a long-running conflict over who should foot the bill for the repair the pipes. Burnside has paid for some of the repairs. Burnside chief executive Paul Deb said the council had never received a request from Mr Willis to have trees removed. He said the pipes were installed in the mids and only had a life expectancy of 65 years before they needed to be replaced.

The online survey explored perceptions of three urban communities in South Australia and Queensland about water governance arrangements and their understanding of the local water planning process. Water planning is the core of water governance, and effective water planning is fundamental to the NWI and is the best way for determining how different sectors share valuable water resources among competing uses NWC The issues addressed in the survey were presented in the form of attitude statements, and the findings are presented in the following sections.

Community perceptions about the statement: Water governance issues should be considered at national level. Community perceptions about the statement: The federal government should take over the power of water allocation from states. Community perceptions about the statement: The federal government should take the responsibility for water planning and development. Therefore the NWC could be viewed as a federal authority as well, implying that the communities favoured the idea of Canberra taking over the power of water allocation and water planning from the states.

The water suppliers were the least preferred Table 6. Community perceptions about the statement: The water planning process initiated by state government in the s has worked well. Community perceptions about the statement: Current Australian water plans aim to achieve a sustainable use of groundwater in the country. Community perceptions about the statement: It is possible to have sustainable water policies in this region. The major challenge facing Australia is to balance water usage for residential consumption, irrigation, industrial consumption and other uses with provision for appropriate environmental flows.

In agreeing to the first round of water reforms, COAG , the Australian government formally acknowledged that rivers, catchments and aquifers are not constrained by state boundaries and that water activities in one state could have impacts in other states Chartres and Williams The second round of water reforms known as the National Water Initiative NWI recognised the continuing national imperative to develop an efficient and sustainable water use in Australia Chartres and Williams The findings of this study suggest that there is a need for the third water reform in which water governance at national level would be established.

Besides, the country has to choose between more expensive capital investment like desalination plants and environmental options like stormwater storage and use via managed aquifer recharge which was strongly supported by the respondents. Nevertheless, the question on the extent to which and for what uses the community accepts the use of stormwater needs to be researched, although our study Keremane et al. While there is growing support for implementing a portfolio of water supply sources, it is also true that there are impediments to implementing this approach.

These impediments are not generally technological, but are, instead, socio-institutional and in policy and legal areas Keeley and Scoones ; Gupta ; Uhlendahl et al. Results of the present study corroborate this finding in that the major policy and legal challenges highlighted by key stakeholders were related to treated stormwater and recycled wastewater.

The most commonly identified impediment was the lack of a coordinated institutional framework revealing poor inter-organisational collaboration and coordination. In particular, the issues included the lack of an integrated water management plan, fragmented roles and responsibilities, unclear property rights and the lack of one leading agency to implement IUWM, often resulting in organisations being more reactive rather than reinforcing a proactive operational culture Brown and Farrelly Fragmented and unclear roles and responsibilities relate not only to internal issues within organisations but also between and among other organisations.

As Brown points out, addressing these issues and achieving sustainable urban water management may require institutional change and extensive redesign of organisations and their basic operating practices Brown This requires engaging the governments, corporations and society in a three-way collaborative effort Chiplunkar et al.

The focus therefore has to be on implementing institutional change through reform approaches that emphasise the introduction of developed coordinating mechanisms and an improvement in intra- and inter-organisational relationships Briassoulis ; Mitchell This means creating favourable institutional contexts, with the appropriate mix of public and private actors who are supported by coherent legislative and policy frameworks Bahri This may require modifying existing legislation and policies to conform to a consistent framework based on the NWI principles in implementing a diverse water supply portfolio.

However, achieving cultural transformations to encourage institutional change for implementation of an integrated urban water management approach may take several years, and therefore planners and policymakers must have a long-term framework for addressing these issues. Looking ahead, there is scope for further research to explore the intergovernmental issues and provide models to enable this transition and hence be a model for the world in portfolio approaches.

The authors would like to thank all participants who gave their time to participate in the voluntary interview process and online survey supporting this work. These included personnel from the local governments, state government departments, natural resource management boards, private sector and community organisations. The authors also thank the participants from the Cities of Salisbury, Charles Sturt and the Gold Coast for their time and participation.

Skip to main content Skip to sections. Advertisement Hide. Open Access. First Online: 25 October Download chapter PDF. This represents a considerable challenge for water resource management, the delivery of essential water and sanitation services and environmental protection. To help meet these challenges and better serve both economic and environmental objectives, there is a need to employ a broader range of tools than in the past. This means that traditional approaches which have relied heavily on large-scale infrastructure development dams, levees and conveyance facilities have to make way for a new integrated approach — integrated urban water management IUWM — which is the integration of all components of the urban water cycle.

Consequently, there is a shift in urban water management from a system relying on climate-dependent traditional water resources to a portfolio system that uses several sources. The portfolio paradigm includes both demand and supply management measures, and Table 6. Table 6. Old paradigm New paradigm Stormwater is a nuisance Stormwater is a resource Convey stormwater away from urban area as rapidly as possible. Harvest stormwater as a water supply and infiltrate or retain it to support aquifers, waterways and vegetation One use Reuse and reclamation Water follows one-way path from supply, to a single use, to treatment and disposal, to the environment Water can be used multiple times for fit to use purposes Build to demand Manage demand It is necessary to build more capacity as demand increases Demand management opportunities are real and increasing.

Take advantage of all cost-effective options before increasing infrastructure capacity Limit complexity and employ standard solutions Allow diverse solutions Small number of technologies by urban water professionals defines water infrastructure Decision-makers are multidisciplinary. Allow new management strategies and technologies Integration by accident Physical and institutional integration by design Physically, water supply, wastewater and stormwater are separated. However, they may be managed by the same agency as a matter of coincidence Linkages must be made between water supply, wastewater and stormwater, which require highly coordinated management Collaboration meant public relations Collaboration means engagement Approach other agencies and public when approval or prechosen solution is required Enlist all stakeholders other agencies and public in search for effective solutions.

Source: Pinkham In Australia, urban water reform is one of the eight key elements of the National Water Initiative NWI which is a joint commitment by all states and territory governments and the Australian Government to manage surface water and groundwater resources for rural and urban use and optimise economic, social and environmental outcomes COAG Furthermore, the Initiative recognises a nested relationship between three related terms: 1.

Integrated urban water cycle management paragraph 92 iv. Water-sensitive urban design [paragraph 92 i ]. Water-sensitive urban developments [paragraphs 92 ii and iii ]. The National Water Commission NWC in consultation with NWI parties and the Urban Water Advisory Group provided working definitions of the three terms to assist the NWI parties and consequently integrated urban water management is defined as: The integrated management of all water sources, to ensure that water is used optimally within a catchment resource, state and national policy context.

According to the author, in the early s, these individuals were calling for a new approach to urban planning and design, based on the premise that conventional water supply, sewerage and drainage practices that rely on conveyance and centralised treatment and discharge systems cannot be sustained in the long term.

Over the years, the integrated approach to urban water management has received impetus from the governments at all levels. In addition to the NWI signed in , the Council of Australian Governments COAG in agreed to increase its efforts to accelerate the pace of urban water management reform and as a result adopted the National Urban Water Planning Principles outlined below: Deliver urban water supplies in accordance with agreed levels of service.

Manage water in the urban context on a whole of water cycle basis. Consider the full portfolio of water supply and demand options. Develop and manage urban water supplies within sustainable limits. Periodically review urban water plans. As mentioned earlier, this chapter is based on our previous work related to water governance in Australia, particularly two studies: 1 a legal and governance study to identify governance challenges and potential options to support the implementation of an IUWM plan in Adelaide and 2 examining urban community perspectives about water governance in Australia.

The New Climate for Business

Notes: Figures in parenthesis indicate the number of representatives a There are 17 city councils in Metropolitan Adelaide, and 13 participated in the study. Australia, as discussed above, has embarked on implementing the IUWM approach to supply and secure water for urban areas. The overall strategy is to develop efficient and flexible urban water systems by adopting a holistic approach in which all the components of the urban water cycle are integrated and includes a mix of water supply sources — freshwater surface water, groundwater and produced water desalinated water, stormwater and treated effluent.

For example, in Victoria, Melbourne has access to a diverse range of water sources, many of which are available within the city metropolitan boundaries. These include groundwater, urban stormwater, rainwater roof runoff , recycled wastewater and desalinated water. Furthermore, water management in the states and territories is the responsibility of various government agencies, water authorities and water utilities. These organisations undertake a range of regulatory, administrative and governance functions. Accordingly, across Australia there are different institutional models for urban water management.

Parties to conflicts must take all feasible precautions to protect civilians and civilian infrastructure, avoid locating military objectives near water-related infrastructure, and establish protected zones around water-related infrastructure. Control over water delivery or access must not be used to force the displacement of civilians.

Humanitarian relief efforts and personnel involved in water-related activities must be respected and protected. It remains to be seen whether any newly crafted or strongly worded principles will be more effective at protecting natural resources and the environment than the previous years of efforts to design effective international humanitarian laws of war.

Comprehensive principles must be universally accepted, taught to military commanders and their political counterparts, and especially, actively enforced by the international community—with punishments for violations meted out by States themselves or the international criminal court system. Until then, the growing value and importance of climatic systems, water, energy, food, and other vital environmental resources will continue to make them vulnerable as targets or weapons of war, or as triggers of violence and armed conflict.

This article originally appeared in Bulletin of the Atomic Scientists. This guide outlines how companies can set site water targets that maximize impact and improve water security by simultaneously addressing shared catchment challenges and aligning corporate water strategies with societal goals, including the United Nations Sustainable Development Goals. This helps companies act as leaders and sites become more resilient and adapt to water challenges. This report fills that gap by measuring the number of Californians without toilets and hot and cold running water because of incomplete household plumbing and homelessness.

Key Findings. In , , Californians had inadequate access to toilets. Another , people experiencing homelessness were also unlikely to have adequate access to a toilet. In , , Californians had inadequate access to hot and cold running water. Another , people experiencing homelessness were also unlikely to have adequate access to hot and cold running water.

Incomplete plumbing was a problem throughout the state, in both urban and rural areas. Counties with the highest rates of housing without toilets were San Francisco 2. Many Californians live in buildings with shared bathrooms, which are often poorly maintained.

Economics of climate adaptive water management practices in Nepal

Housing units with incomplete plumbing were concentrated in low-income urban areas with high numbers of Single-Room Occupancies. Public health agencies have often found shared toilets to be unclean or in disrepair. Many single-family homes also lacked a private toilet or indoor running water.

There were 17, stand-alone structures single-family homes, mobile homes, and temporary shelters that lacked an indoor flush toilet. These households did not have access to shared facilities in the building. Most households with incomplete plumbing lacked a toilet, shower, or both. The majority 86 percent of those with incomplete plumbing lacked either a toilet, hot and cold water, or both.

The remaining 14 percent lacked only a tub or shower. Income and race correlated with incomplete plumbing by census tract. Median household income was the strongest predictor of rates of incomplete plumbing. Racial makeup was also statistically significant. Appendix I: Data on Plumbing in California.

Full Op-Ed

Water and Sanitation in California PowerPoint presentation. Urban communities, farms, businesses, and natural ecosystems depend upon adequate, reliable, and affordable supplies of clean water. As populations and economies grow and as climatic changes alter both water supply and demand, traditional options for meeting freshwater needs are becoming less available, reliable, and effective. As we approach peak water constraints on traditional water supplies, more effort is needed to reduce water demands through a wide range of conservation and efficiency technologies and policies, and to develop alternative, non-traditional water sources.

A key factor in the adoption of these strategies is their economic feasibility; yet, only limited and often confusing data are available on their relative costs. To fill this gap, this analysis, published in the journal Environmental Research Communications , evaluates the costs of four groups of alternatives for urban supply and demand based on data and analysis in the California context: stormwater capture; water recycling and reuse; brackish and seawater desalination; and a range of water conservation and efficiency measures. It also describes some important co-benefits or avoided costs, such as reducing water withdrawals from surface water bodies or polluted runoff in coastal waterways.

Learn more and download the article here. There is broad recognition that adapting to climate change, coupled with the need to address aging infrastructure, population growth, and degraded ecosystems, will require rethinking programs and policies and investing in our natural and built water systems. Many of the strategies for addressing water challenges can also provide other benefits, including reducing energy use and greenhouse gas emissions, providing wildlife habitat, and enhancing community livability.

However, identifying and quantifying these benefits for water management strategies can be challenging. This report proposes a framework for systematically identifying and incorporating the multiple benefits and trade-offs of water management strategies into decision-making processes. The framework can help users broaden support for a policy or project; identify opportunities to share costs among project beneficiaries; minimize adverse and unintended consequences; optimize the investment of time, money, and other resources; and increase transparency associated with water management decisions.

Pressures on water resources are intensifying due to aging infrastructure, population growth, and climate change, among other factors. With vast expanses of water-intensive turf grass and large impervious surfaces, most urbanized communities are ill-adapted to these pressures. These landscapes can improve surface water quality, flood management, and water supply reliability, while also reducing energy usage and greenhouse gas emissions, sequestering carbon, improving ecosystem and human health, promoting economic activity, and enhancing community resilience.

While focused on the Santa Ana River Watershed, the project approach and findings are relevant to urban communities around the world. What Role Can Businesses Play? When a person fails to pay their water utility bill, their water service can be disconnected. Lack of water in the home compromises health, and renders housing legally uninhabitable and untenantable.

Shutoffs also pose a financial burden; in addition to the original debt, there are usually fees associated with late payment, notice of an impending shutoff, and service reconnection. Water utilities in California have vastly different procedures on service disconnections. This fact sheet, based on a survey of California water utilities, examines practices and fees associated with water shutoffs in the state.

It includes recommendations for water utilities to reduce shutoff rates and increase revenue collection by improving debt and service disconnection practices. The recommendations would allow some residents to avoid water shutoffs, thereby supporting public health and housing security. Yet while this statute has served as the touchstone for drinking water and sanitation efforts in the state, access to this basic right remains unrealized in many California communities.

This report from the Pacific Institute investigates what realizing the human right to water in California would mean in terms that are concrete, measurable, and aligned with prevailing laws and norms in the state. It offers a range of service levels as a way of measuring progress, and differentiating between the large numbers of people who experience moderate problems and the small numbers with acute problems. The ladders create broad classes of service levels that facilitate communication of broad patterns of variation and identify high-priority areas for policy interventions.

In this Series. This issue brief summarizes the current understanding of water and security threats and their links to conflict, migration, and food insecurity. The authors review the key drivers behind growing water risk, describe and illustrate water and security pathways, and present approaches for reducing water related risks to global security. It aims to provide professionals in the defense, diplomacy, and development fields with knowledge to inform proactive policies and action that can be enacted before crises erupt.

Tool: The Water Conflict Chronology website. Stormwater has traditionally been managed to mitigate flooding and protect water quality. However, its potential as a local water supply has gained recent attention in water-stressed areas. As climate change increases the risk of both floods and droughts in California, urban stormwater capture also offers a significant opportunity to enhance community resilience. Moreover, stormwater capture, especially when done with green infrastructure, can improve air quality, provide habitat, and reduce energy use, among other benefits.

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State agencies have made major efforts to support stormwater capture, from adopting statewide stormwater use goals to clarifying the regulatory framework and dedicating funds for green infrastructure and multi-benefit stormwater projects. This report presents a summary of regulations, laws, and statewide initiatives that create the legal framework for stormwater capture in California.

In addition, the report explores examples of successful stormwater programs, initiatives, and funding schemes from communities in California and beyond that directly and indirectly support stormwater capture and use. It concludes with a set of recommendations to overcome obstacles and expand stormwater capture in the state.

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In , the United Nations General Assembly recognized the human right to water and sanitation. Two years later, in , California became the first state in the nation to enact legislation recognizing the human right to water for consumption, cooking, and sanitary purposes. This statute has served as the touchstone for drinking water and sanitation efforts in the state.

This report, by the ACLU of Northern California and the Pacific Institute, provides a comprehensive overview of efforts of state agencies and non-governmental stakeholders to advance implementation of the human right to water in California. It identifies challenges to universal access and explores potential solutions, including improving data collection on onsite wastewater treatment systems, such as septic, and making the right to sanitation explicit.

It provides analysis on corporate water stewardship, the human right to water and sanitation, water-use trends in the United States, the water footprint of California energy, the consequences of the severe five-year California drought, water markets and economic strategies for water management, and the cost of alternative water supply and demand strategies. Volume 3. Volume 2. Volume 1. Full Op-Ed Cape Town is parched. They released plans to open community water points to provide emergency water in the event of a shutoff — for four million people. Cape Town is not alone. Water crises are getting worse all over the world.

The past few years have seen more and more extreme droughts and floods around the globe. California just endured the worst five-year drought on record, followed by the wettest year on record. Houston was devastated in by Hurricane Harvey, the most extreme precipitation event to hit any major city in the United States. Severe droughts and floods. Water rationing. Economic and political disruption. Urban taps running dry. Is this the future of water?

Any city, in building a water system, tries to prepare for extreme weather, including floods and droughts. It also considers estimates of future population growth, projections of water use and a host of other factors. The problem is that the traditional approach for building and managing water systems rests on two key assumptions. The first is that there is always more supply to be found, somewhere, to satisfy growing populations and growing water demand. Many rivers are dammed and diverted to the point that they no longer reach the sea.

Groundwater is over pumped at rates faster than nature can replenish. And massive long-distance transfers of water from other watersheds are increasingly controversial because of high costs, environmental damages and political disagreements. On top of this, the climate is no longer stable. It is changing because of human activities, and among the expected and observed impacts are changes to the frequency and intensity of extreme events, with impacts on both water supplies and demands. There is evidence that the current drought in Cape Town shows the influence of climate change.

Such changes have been observed in other parts of the world as well. The crisis in Cape Town has already taught us several crucial lessons. The first is that the impacts of water crises are not evenly distributed; they fall most heavily on poorer communities. Even now, richer homeowners, anticipating further restrictions, are filling pools , drilling wells and buying and building private tanks to store large volumes of water.

Another solution being pursued by the South African government is the construction of costly desalination plants. In a region where no new traditional water supplies are available, the dream of desalinating unlimited quantities of seawater is appealing. But the inevitable higher costs for water will raise the same issues of inequity, and other countries like Australia have built desalination plants during severe droughts only to mothball them when the rains returned.

South Africa has wrestled with inequitable access to water for many years. It pioneered a policy of providing a minimum amount of water to all residents for free. But as the Cape Town crisis worsens, new fault lines will open between the water haves and have-nots.

How the city handles it will be instructive for the rest of the world, as we all approach our own Day Zero. Full Op-Ed After more than three years of severe drought, Cape Town, a city of nearly 4 million people, is running out of water. In response, city managers have imposed a series of increasingly severe water-use restrictions to cut demand and are working to find emergency sources of supply, but it is difficult to see how a cutoff can be avoided. People will not die of thirst: Emergency water will be brought in for basic needs.

But the social, economic, and political disruptions caused by a water cutoff will be unprecedented. Under normal circumstances, cities can respond by temporarily cutting water waste. More and more major cities will face their own Day Zero unless we fundamentally change the way water is managed and used. The growing water crisis is the result of three factors. Second, urban populations and economies are expanding rapidly, putting additional pressures on limited water supplies and increasing competition with agricultural water users.

And third, the very climate of the planet is changing because of human activities such as burning fossil fuels, affecting all aspects of our water systems, including the demand for water and the frequency and intensity of extreme events like floods and droughts. The good news is that there are two key solutions to making our cities more resilient to water crises and disruptions: Reduce water demand and find new non-traditional sources of water supply. Reducing demand means improving the efficiency of water use and changing water-using behaviors to reduce immediate needs.

The first option includes installing efficient irrigation technology, replacing inefficient toilets, showerheads, washing machines, and dishwashers, and eliminating leaks. The second option includes cutting outdoor landscape water use and replacing water-intensive gardens, taking shorter showers, flushing toilets less often, and eliminating luxury water uses like private swimming pools. The potential for these two approaches to reduce demand is enormous.

There are new supply options available too, even in regions where traditional sources are tapped out. Artificially enhancing groundwater replenishment can increase the storage of water far more effectively than building new surface reservoirs. Wastewater treatment and reuse turns what used to be considered a liability into a valuable resource. Just next door to South Africa in Namibia, the city of Windhoek has been reusing treated wastewater for decades.

And when less costly options have been exhausted, seawater desalination offers a way to provide drought-proof supply. It will rain again in Cape Town, and the emergency responses implemented over the next few months will be relaxed. But water problems are not going to disappear until we consistently and comprehensively change the way we think about and manage water. Peak water limits will be felt in more and more regions as traditional sources of water are tapped out. Urban areas will continue to expand. Global climate changes will accelerate and worsen, especially if we delay the transition to clean energy.

The sooner we accept these facts, the sooner every city can move to manage water in a more sustainable fashion, postponing or even eliminating the risk of their own Day Zero. Furthermore, significant potential for progressive action on WASH through corporate supply chains exists. This report recognizes the need for successful corporate water stewardship to encompass sustainable access to water, sanitation, and hygiene WASH for workers in company supply chains, and offers steps for companies to take to help end the global water and sanitation crisis.

The report outlines steps companies can take to improve WASH in their supply chains:. The severe five-year drought afflicting California from to was the driest and hottest in the instrumental record. During the drought, reductions to state river flows that power hundreds of hydropower stations meant that natural gas became a more prominent energy source. This was an expensive change, leading to increases in electricity costs and carbon dioxide emissions.

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  • The case studies provide objective, accurate, and critical analyses of urban water management practices in eight Asian cities Bangkok, Colombo, Jamshedpur, Kuala Lumpur, Manila, Phnom Penh, Shenzhen and Singapore over a year period. June This resource manual aims at helping to manage natural values within World Heritage properties. The intention is to help managers understand and incorporate World Heritage concepts and processes into natural site management.

    Many of the management principles described will apply to any type of protected area, but here special emphasis is given to those management considerations most relevant to World Heritage status. There are three issues that are core to these Guidelines: Stakeholder Participation; June This Resource Manual, prepared as part of the new World Heritage Resource Manual Series, aims to raise the awareness of World Heritage managers and administrators of the real extent of risks associated with disasters.