While some water filters are designed to screen out potentially deadly lead, many filters and bottled water with added minerals simply improve the taste of water.
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Southeast Oregon rancher Rancher Wayne Evans says he'll make it through this short water year, but it could cost him as much as $100,000 in lost hay, lost weight on his calves and equipment for hauling water to his livestock.
Anna King/Northwest News Network
Oyster farmer and scientist Lisa Calvo leads a team of women that harvests oysters along the New Jersey coast. Calvo says she is inspired by the tenacity, skill and grit of women now coming into the industry.
Mexicali Resiste members chat outside their encampment in front of Baja California's government offices in Mexicali. From left to right, Alberto Salcido, Francisco Javier Trujillo, Mauricio Villa, Jesus Galaz Duarte and Jorge Benitez.
Jacob Katz, with California Trout, says growing bugs in rice fields could be part of the solution for boosting salmon populations in rivers statewide.
Ezra David Romero/Capital Public Radio
The Theewaterskloof Dam is at just 13 percent capacity and is full of sand and dried tree trunks. About 85 miles north of Cape Town, the dam supplies both city and local farmers.
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Dishwashers have come a long way since this 1921 model, which was designed mainly to help minimize the drudgery of housework. But today's sleek models are also designed with water conservation in mind.
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The Tianshan No. 1 glacier is melting fast, receding by at least 30 feet each year. Scientists warn that the glacier — the source of the Urumqi River, which more than 4 million people depend on — may disappear in the next 50 years.
People fill containers with water from a stream near the Puerto Rico Highway 52 in Cayey on Tuesday. People have been without water service in their homes after Hurricane Maria roared through a week ago.
Angel Valentin for NPR