Arctic ice sets speed limit for major ocean current

The Beaufort Gyre is an enormous, 600-mile-wide pool of swirling cold, fresh water in the Arctic Ocean, just north of Alaska and Canada. In the winter, this current is covered by a thick cap of ice. Each summer, as the ice ...

Moringa, the next superfood

There's nothing super-looking about moringa. It's skinny and sparse in foliage. Its fragile branches sprout puny white flowers and droop with long twisted pods knobby with seeds. But if plants were superheroes, then moringa ...

Traditional methods of farming in a dry climate

Forest and brush fires, water shortages and crop failure – these have been the effects of summer 2018 in large parts of Europe. Climate scientists are calling for new agricultural policies, saying farmers need to prepare ...

ESA's role in easing water scarcity

Water is crucial to life on Earth. But today, its overexploitation and pollution present challenges for the environment, economies and global living standards. These issues are addressed by the United Nations' Sustainable ...

A step closer to sustainable energy from seawater

The research group led by Leiden chemist Marc Koper has discovered a catalyst that minimizes the production of chlorine gas during salt water electrolysis. The invention can enable the direct production of hydrogen from seawater. ...

Fingerprint of ancient abrupt climate change found in Arctic

A research team led by Woods Hole Oceanographic Institution (WHOI) found the fingerprint of a massive flood of fresh water in the western Arctic, thought to be the cause of an ancient cold snap that began around 13,000 years ...

page 32 from 40