Salinity

This 2024 astronaut photo shows the striking colors of Iraq's Razazah Lake, surrounded by a host of strangely circular fields.

While it's an unprecedented third year in a row for no commercially caught salmon, brief windows will be allowed for sportsfishing.

Sea ice extent in the Arctic has decreased by about 40 percent since 1979. New technologies are being deployed to regrow it.

A team of researchers in Germany have revived algae cells found buried at the bottom of the Baltic Sea, where they laid dormant for more than 7,000 years...

Hundreds of thousands of Gaza City residents have lost their main source of clean water after supplies from Israel's water utility were cut by the Israeli army.

The Atacama Desert is a major source of lithium for EV batteries. As global demand ramps up, the local Lickanantay people are racing to protect already scarce water supplies and their way of life.

Other cities are expected to soon follow.

Experts hope research can create greener methods of extracting the metal vital for renewable energy revolution and boom in electrical devices

In samples NASA brought back from the asteroid Bennu, scientists have discovered of organic compounds, including key building blocks of life like amino acids.

Antarctica is melting, and crucial details are beginning to come into focus of exactly how it's happening.

Climate change, a development boom, and overexploitation of groundwater are draining the Sunshine State.

Known as flow formations, these channels could be etched on bodies that would seem inhospitable to liquid because they are exposed to the extreme vacuum

Looking for ways to maintain eye health? Keep your eyes happy and healthy with these quick tips.

The collapse of the system of ocean currents known as the Atlantic Meridional Overturning Circulation, or AMOC, would be widespread and calamitous.

A lot is at stake with the Trump administration: California's water projects, its uniqu clean air rules, offshore wind and wildfire disaster aid.

Researchers across MIT are taking on the agricultural challenges posed by climate change, from engineering plants that sound an alarm when they're under stress to making seeds more resilient to drought.

Global warming during the Last Interglacial period caused so much Arctic ice to melt that Atlantic currents collapsed — and scientists say these are the conditions we could be heading toward.

Two years ago, scientists surveyed the floor of Lake Michigan looking for shipwrecks. They found something mysterious and unexpected — a cluster of sinkholes on the lakebed.

The Earth's climate will continue to warm, resulting in greater frequency and intensity of devastating weather events. Many of the supposed remedies proposed by politicians and activists are futile and monumentally expensive. Large arrays of balloons to reflect the sun's rays might be the answer.

Europa Clipper lifted off from NASA's Kennedy Space Center in Florida at 12:06 p.m. EDT on October 14, 2024 to begin a six-year journey to Jupiter's icy moon Europa, which the spacecraft will fly by 49 times, coming as close as 25 km (16 miles) from the surface as it searches for ingredients of life.