Related topics: water ยท climate change

Scientists discover vast undersea freshwater reserves

Australian researchers said Thursday they had established the existence of vast freshwater reserves trapped beneath the ocean floor which could sustain future generations as current sources dwindle.

What will the world look like in 2050?

It's 2050, and another balmy day in Los Angeles. A young woman steps outside and puts on her air filtration mask. The air is thick with smog, which aggravates her asthma. As she hurries to get into an air-conditioned, self-driving ...

Curiosity rover sharpens paradox of ancient Mars (Update)

Mars scientists are wrestling with a problem. Ample evidence says ancient Mars was sometimes wet, with water flowing and pooling on the planet's surface. Yet, the ancient sun was about one-third less warm and climate modelers ...

Research breakthrough could transform clean energy technology

By some estimates, the amount of solar energy reaching the surface of the earth in one year is greater than the sum of all the energy we could ever produce using non-renewable resources. The technology necessary to convert ...

What caused the ice ages? Tiny ocean fossils offer key evidence

The last million years of Earth history have been characterized by frequent "glacial-interglacial cycles," large swings in climate that are linked to the growing and shrinking of massive, continent-spanning ice sheets. These ...

NASA satellites detect pothole on road to higher seas

Like mercury in a thermometer, ocean waters expand as they warm. This, along with melting glaciers and ice sheets in Greenland and Antarctica, drives sea levels higher over the long term. For the past 18 years, the U.S./French ...

page 1 from 40