New research shows that by 2050 an additional 1 billion people will live in areas with high levels of water stress. See where water is scarcest in the world — and why we need to conserve.

A map from the paper showing potential municipal solid waste (MSW) leakage in rivers in 2020. The hotspots of waste may only get worse in the future.

A research effort tracking water scarcity around the world shows California, Arizona and other Western states are experiencing water stress at high levels similar to arid countries such as Saudi ...

The world is facing an “unprecedented water crisis” driven by soaring demand and the accelerating climate crisis, according to a new report. A quarter of the world’s population currently ...

Half of the world’s population already faces water scarcity, and that proportion is growing, too, according to the Global Commission on the Economics of Water, which is funded by the Dutch ...

During that time, a rising number of people around the world have gained access to safe water and sanitation (see ‘A tale of two halves’) — except in sub-Saharan Africa (see ‘The neglect ...