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Global drinking water scarcity is a severe problem for humans. Water purification consumes a large amount of fossil energy and generates secondary pollution.
Compressed blocks of pulverized coal can be used as the basis of sunlight-powered off-grid water purification. The technology is already being progressed by commercial partners toward pilot-scale production of drinking water.
Growing up in Seattle, Allyson McGaughey, USC Viterbi School of Engineering Ph.D. '21, was never faced with the daily reality of drought. In the increasingly hot and dry desert of Los Angeles, however, the scarcity of water ...
As part of COP26, we asked people in six regions to imagine a globally net zero, climate-resilient future. Here's what they came up with.
Providing fresh drinking water for our society is a challenge that has persisted through multiple efforts. Though water covers 71% of earth's surface, more than 2.5 billion people in the world lack access to fresh water at ...
Israel said Friday its hope to reach zero greenhouse gas emissions by 2050, as thousands of protesters gathered in Tel Aviv to demand action ahead of next week's U.N. summit on climate change.
In the heyday of the Ein Gedi spa in the 1960s, holidaymakers could marinate in heated pools and then slip into the briny Dead Sea. Now the same beach is punctured by craters.
Saudi Arabia's pledge to achieve net zero carbon emissions by 2060 must go hand-in-hand with a plan to phase out fossil fuels, experts said on Sunday.
Inspiration struck Yi Zheng on a summer visit to a local dairy farm. There were cows and horses and, Zheng noticed, that meant that there was manure everywhere.
The Humboldt archipelago off the northern Pacific coast of Chile is a "natural treasure" and refuge for unique species of fauna, including a particular type of penguin and an otter on the brink of extinction.
