How salty is Enceladus' ocean under the ice?

An icy satellite of Saturn, Enceladus, has been a subject of increasing interest in recent years since Cassini captured jets of water and other material being ejected out of the south pole of the moon. One particularly tantalizing ...

Tropical lakes may emit more methane

Methane is not the most abundant greenhouse gas in our atmosphere, but it is among the most potent. Roughly a quarter of global methane emissions come from natural sources, and freshwater ecosystems are the largest source ...

Can a new type of glacier on Mars aid future astronauts?

On April 21, 1908, near Earth's North Pole, the Arctic explorer Frederick Albert Cook scrawled in his diary a memorable phrase: "We were the only pulsating creatures in a dead world of ice." These words may soon take on new ...

US West prepares for possible 1st water shortage declaration

The man-made lakes that store water supplying millions of people in the U.S. West and Mexico are projected to shrink to historic lows in the coming months, dropping to levels that could trigger the federal government's first-ever ...

MOF-based sensor for water quality testing

The United Nations Sustainable Development Goals, Number 6, addresses the need for access to clean water and sanitation for all. In the worldwide situation, one in three people do not have access to safe drinking water, and ...

First images of freshwater plumes at sea

The first imaging of substantial freshwater plumes west of Hawai'i Island may help water planners to optimize sustainable yields and aquifer storage calculations. University of Hawai'i at Mānoa researchers demonstrated a ...

Rural Alaskans struggle to access and afford water

Water scarcity in rural Alaska is not a new problem, but the situation is getting worse with climate change. Lasting solutions must encourage the use of alternative water supplies like rainwater catchment and gray water recycling. ...

Thousands evacuate as Sydney sees worst floods in decades

Torrential downpours lashed Australia's east Monday, forcing thousands to flee the worst flooding in decades and pushing communities already battling drought, bushfires, and the coronavirus pandemic to "breaking point".

Nicaragua volcano blankets communities in ash

The San Cristobal volcano, the highest in Nicaragua and one of its most active, spewed a cloud of ash Tuesday that blanketed the city of Chinandega and surrounding communities, a local journalist told AFP.

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