Earth
Mammals moving between the Americas stopped over in Mexico
Ancient mammals may have had an easier time moving across the Isthmus of Panama from north to south thanks to Mexico’s climate.
Climate
More Stories in Climate
- Climate
Can geoengineering blunt El Niño’s fury?
Marine cloud brightening could cool part of the Pacific and weaken extreme El Niños, simulations suggest. But the approach could have risks.
- Climate
A robot swarm is on a mission to map Greenland’s perilous ice sheets
The ambitious expedition aims to fill data gaps about the glacier-sea boundary to predict when the world might tip into a catastrophic climate regime.
- Plants
Giant trees have tricks to work around drought
Samples collected at daring heights provide evidence for an untested theory of tree drought adaptation, while countering another.
- Climate
A ‘Super El Niño’ may be on the way. What does that mean?
Past super El Niños have brought bad flooding, deadly fires and disease outbreaks. Climate experts already expect “shockingly high” temps this winter.
- Climate
The North Atlantic’s ‘cold blob’ may signal a major current’s decline
A cold blob of water in the North Atlantic points to a weakening of the Atlantic Meridional Overturning Circulation, researchers report.
- Climate
Huge volcanic eruption offers clues to fighting climate change
The South Pacific blast may have consumed its own methane — but using this idea against the greenhouse gas is controversial.
- Climate
Grapefruit-sized hail may become more common in a warmer world
A global model suggests that climate change could make hailstones larger and more damaging in many regions, especially at mid-to-high latitudes.
- Oceans
The outlook for a climate-regulating ocean current is…not good
An ocean current called the Atlantic Meridional Overturning Circulation will weaken by 50 percent by 2100. The question is what to do about it.
- Animals
AI-powered whale-spotting tech may help save San Francisco Bay’s gray whales
An AI trained to use thermal images to detect whale body heat could help warn ships at risk of colliding with the marine mammals.
