water

publication

Financial Implications of Parched Power: Insights from an Analysis of Indian Thermal Power Companies

by Lihuan Zhou, Jack McClamrock, Giulia Christianson, Deepak Sriram Krishnan and Tianyi Luo - October 2019

This paper provides quantitative evidence to help investors better understand and measure the financial impacts from water shortages in the thermal power sector, drawing on data and analysis of Indian companies. It introduces a new methodology to estimate the water shortage-induced impacts to earnings on five Indian thermal power companies from FY 2014-2017. It also uses outputs from climate models to analyze potential future changes to water availability in India, which could increase the risk of water shortages.

blog post

Climate Change Is Hurting Africa’s Water Sector, but Investing in Water Can Pay Off

by Nathaniel Mason, Denali Nalamalapu and Jan Corfee-Morlot - October 07, 2019

African countries face some of the highest water risk in the world, now exacerbated by climate change. But management and investment are often bigger challenges. Tackling them can strengthen economies and build countries' resilience to climate change.

publication

Setting Site Water Targets Informed By Catchment Context

by Tien Shiao, Ross Hamilton, Cora Kammeyer, Jason Morrison, Christina Copeland, Cate Lamb, Kari Vigerstol, Naabia Ofosu-Amaah, Paul Reig, Alexis Morgan, Rylan Dobson and Peter Koefoed Bjørnsen - September 2019

This guide aims to help companies set effective site water targets that are informed by catchment context, which can create value and lessen risks for the company and support collective action.

publication

Green-Gray Assessment: How to Assess the Costs and Benefits of Green Infrastructure for Water Supply Systems

by Erin Gray, Suzanne Ozment, Juan-Carlos Altamirano, Rafael Feltran-Barbieri and Ana Gabriela Morales - August 2019

Building on recent applications in Latin America, this paper overviews WRI’s Green-Gray Assessment method, and provides recommendations for applications.

publication

Volumetric Water Benefit Accounting (VWBA): A Method For Implementing and Valuing Water Stewardship Activities

by Paul Reig, Wendy Larson, Samuel Vionnet and Jean-Baptiste Bayart - August 2019

This paper provides a methodology to calculate and valuate the benefits of water stewardship activities. This new method enables businesses and other key stakeholders to better tackle shared water risks at catchment-scale.

publication

Natural Infrastructure for Aquifer Recharge Financial Calculator: Method, Data and Assumptions

by Ana Gabriela Morales, Suzanne Ozment and Erin Gray - August 2019

The Natural Infrastructure for Aquifer Recharge Financial Calculator, is an excel based tool with a flexible financial model that estimates the private costs and benefits, including the return on investment (ROI), of natural infrastructure interventions designed to enhance aquifer recharge. The technical note explains the methods, data and assumptions used to produce the tool.

event

WRI Events at World Water Week 2019: Water For Society – Including All

Organized by the Stockholm International Water Institute (SIWI), World Water Week is a unique opportunity for individuals around the world— from experts and decision-makers to young professionals—to discuss the world's most pressing water issues and identify promising solutions.

news item

RELEASE: Lack of Reliable and Affordable Water a Hidden Threat for Urban Households of the Global South

New research finds millions have access only a few hours a day, while others are forced to pay up to a quarter of monthly household income for private provision.

blog post

We're Grossly Underestimating the World's Water Access Crisis

by Jillian Du, Diana Mitlin, Victoria A. Beard and David Satterthwaite - August 13, 2019

Nearly half the population in 15 major cities in the global south lacks access to public piped water systems, with access lowest in sub-Saharan Africa and South Asia. For these households without public piped water, water from other sources is either too expensive or unsafe.

blog post

17 Countries, Home to One-Quarter of the World's Population, Face Extremely High Water Stress

by Rutger Willem Hofste, Paul Reig and Leah Schleifer - August 06, 2019

New data on WRI's Aqueduct platform ranks the world's countries from least to most water-stressed.

publication

Aqueduct 3.0: Updated Decision-Relevant Global Water Risk Indicators

by Rutger Willem Hofste, Samantha Kuzma, Sara Walker, Edwin H. Sutanudjaja, Marc F.P. Bierkens, Marijn J.M. Kuijper, Marta Faneca Sanchez, Rens Van Beek, Yoshihide Wada, Sandra Galvis Rodríguez and Paul Reig - August 2019

This paper discusses updates to the Aqueduct™ 3.0 water risk framework, that is used, among other things, as underlying database for the Aqueduct Water Risk Atlas and Country Rankings.

blog post

How Does a Flood-prone City Run Out of Water? Inside Chennai’s “Day Zero” Crisis

by Raj Bhagat Palanichamy - June 25, 2019

Chennai's four main reservoirs are virtually dry. This crisis is not only due to last year's poor monsoon season—lack of proper management is driving the city's water security problems.

blog post

Conservation Finance Takes Off as the Netherlands Issues One of the Largest Green Bonds Ever

by James Anderson, Todd Gartner, Alex Mauroner and John Matthews - June 21, 2019

The release of a nearly $7 billion bond, which will help the Netherlands adapt to sea level rise, was met with widespread enthusiasm from investors. It's the latest in a wave of innovations in green bonds and climate adaptation.

blog post

5 Ways to Put Food on a Water Diet

by Afiya Anyabwile and Sara Walker - June 04, 2019

While the average person drinks 2 to 4 liters of water a day, it requires an astonishing 2,000 to 5,000 liters of water to produce the food that the average person eats each day! Here are five ways companies, farmers and consumers can lessen the food system’s impact on water.

publication

Integrating Green and Gray: Creating Next Generation Infrastructure

by Greg Browder, Suzanne Ozment, Irene Rehberger Bescos, Todd Gartner and Glenn-Marie Lange - March 2019

This report explores how integrating nature into built, gray infrastructure systems can help provide services like food, flood protection, and clean water. These green solutions can open new opportunities for financing, and boost resilience to climate change.

blog post

Debunking Myths: 5 Things to Know About Green Infrastructure

by Suzanne Ozment and Irene Rehberger Bescos - March 21, 2019

Green infrastructure like forests, wetlands and coral reefs can help traditional “gray infrastructure” perform better. Yet, green-gray infrastructure projects remain relatively niche, mainly because of persistent myths about their costs and feasibility.

blog post

Water Is a Growing Source of Global Conflict. Here's What We Need to Do

by Kitty van der Heijden and Callie Stinson - March 19, 2019

Can we use vast amounts of data, machine learning, and other technologies to warn communities about the risk of water stress driving conflict?

event

Integrating Green And Gray: Creating Next Generation Infrastructure Report Launch

At this event, the World Bank and WRI will launch a new report, Integrating Green and Gray: Creating Next Generation Infrastructure, which explores how nature can act as infrastructure to help meet development and climate goals.

blog post

127 Countries Now Regulate Plastic Bags. Why Aren't We Seeing Less Pollution?

by Carole Excell - March 11, 2019

Despite a surge of regulation, single-use plastics continue to make their way into the environment. Here are five reasons why.

blog post

In World That Says It’s Cutting Nutrient Pollution, Progress Is Lacking

by Sara Walker - March 04, 2019

More than 700 coastal areas are affected by algal growth and dead zones, despite a growing number of global agreements to reduce water pollution.

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