A new study of more than 13,000 cities worldwide has found that the number of person-days in which inhabitants are exposed to extreme combinations of heat and humidity has tripled since the 1980s. The authors say the trend, ...
Environment
Oct 4, 2021
3
555
Deep in the heart of the Yucatan Peninsula, an ancient mangrove ecosystem flourishes more than 200 kilometers (124 miles) from the nearest ocean. This is unusual because mangroves—salt-tolerant trees, shrubs, and palms—are ...
Earth Sciences
Oct 4, 2021
0
1843
A team of researchers with members affiliated with institutions in Germany, Switzerland and the U.S. has created a model that they claim could be used to achieve net-zero-emission plastics by 2050. In their paper published ...
Scientists have long debated how much molecular oxygen was in Earth's early atmosphere. About 2.4 billion years ago, there was a rise in oxygen that transformed Earth's atmosphere and biosphere, eventually making life like ...
Earth Sciences
Sep 30, 2021
1
508
The rise of dinosaurs coincided with environmental changes driven by major volcanic eruptions over 230 million years ago, a new study reveals.
Earth Sciences
Sep 27, 2021
24
1709
Clouds of smoke and ash from wildfires that ravaged Australia in 2019 and 2020 triggered widespread algal blooms in the Southern Ocean thousands of miles downwind to the east, a new Duke University-led study by an international ...
Earth Sciences
Sep 15, 2021
0
294
New research provides insights into how the position and intensity of the North Atlantic jet stream has changed during the past 1,250 years. The findings suggest that the position of the jet stream could migrate outside of ...
Earth Sciences
Sep 13, 2021
6
623
When a cloudy plume of ice and water vapor billows up above the top of a severe thunderstorm, there's a good chance a violent tornado, high winds or hailstones bigger than golf balls will soon pelt the Earth below.
Earth Sciences
Sep 9, 2021
0
594
You can't squeeze water from a rock. But tree roots can—and they're doing it more frequently than scientists previously thought, with a new study finding that bedrock is a regular source of water for trees across the United ...
Earth Sciences
Sep 8, 2021
2
992
Atlantic hurricanes don't just come and go. They leave clues to their passage through the landscape that last centuries or more. Rice University scientists are using these natural archives to find signs of storms hundreds ...
Earth Sciences
Sep 7, 2021
3
105
