A large team of researchers affiliated with multiple institutions in the U.S., Spain, France and Finland has found that frequent dust devils and daytime upslope winds are the reason for Mars's constant atmospheric haze. In ...
Wetlands across the globe are in danger of drowning from rising seas. But for decades, scientists held out hope that another aspect of climate change—rising carbon dioxide (CO2)—could trigger extra plant growth, enabling ...
Environment
May 18, 2022
16
49
The Hunga volcano ushered in 2022 with a bang, devastating the island nation of Tonga and sending aid agencies, and Earth scientists, into a flurry of activity. It had been nearly 140 years since an eruption of this scale ...
Earth Sciences
May 12, 2022
0
259
Scientists at Scripps Institution of Oceanography at UC San Diego used an unprecedented technique to detect that levels of helium are rising in the atmosphere, resolving an issue that has lingered among atmospheric chemists ...
Earth Sciences
May 9, 2022
1
1116
Carbon dioxide is known to have a fertilizing effect on plant growth, and the gas is often added to greenhouse crops to help improve yields.
Environment
May 5, 2022
0
162
A new study describes a period of rapid global climate change in an ice-capped world much like the present—but 304 million years ago. Within about 300,000 years, atmospheric carbon dioxide levels doubled, oceans became ...
Earth Sciences
May 2, 2022
58
197
If not for the soupy, fast-moving atmosphere on Venus, Earth's sister planet would likely not rotate. Instead, Venus would be locked in place, always facing the sun the way the same side of the moon always faces Earth.
Astronomy
Apr 20, 2022
29
1206
Since the mid-20th century, research and discussion has focused on the negative effects of excess nitrogen on terrestrial and aquatic ecosystems. However, new evidence indicates that the world is now experiencing a dual trajectory ...
Environment
Apr 14, 2022
4
152
If life is abundant in the universe, atmospheric methane may be the first sign of life beyond Earth detectable by astronomers. Although nonbiological processes can generate methane, a new study by scientists at UC Santa Cruz ...
Astrobiology
Mar 28, 2022
1
731
The geological events we see on the surface of the Earth as mountains, volcanoes and earthquakes are expressions of processes that are happening deep in our planet. Here on the Earth's crust, we're part of a conveyor belt ...
Earth Sciences
Mar 9, 2022
0
504
