'Snowball Earth' might have been slushball
At least five ice ages have befallen Earth, including one 635 million years ago that created glaciers from pole to pole.
Earth Sciences
Apr 9, 2023
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79
News tagged with polar regions
Shedding light on the sun
As questions abound about the Earth's closest star, scientists are seeking answers critical to forecasting solar flares that threaten satellites and other electronics.
Astronomy
Mar 30, 2023
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26
Turbulence theory extended to complex atmospheric conditions
Turbulence plays an essential role in weather and climate, and correctly representing its effects in numerical models is crucial for accurate weather forecasts and climate projections. However, the theory describing the effect ...
Environment
Mar 29, 2023
1
4
Study: Smoke particles from wildfires can erode the ozone layer
A wildfire can pump smoke up into the stratosphere, where the particles drift for over a year. A new MIT study has found that while suspended there these particles can trigger chemical reactions that erode the protective ...
Earth Sciences
Mar 8, 2023
0
41
Drugs from the deep: scientists explore ocean frontiers
Some send divers in speed boats, others dispatch submersible robots to search the seafloor, and one team deploys a "mud missile"—all tools used by scientists to scour the world's oceans for the next potent cancer treatment ...
Environment
Mar 3, 2023
0
12
Global warming could lead to increase in 'hot lightning' strikes causing more wildfires
A combined team of Earth scientists from multiple institutions has found evidence that suggests that in the coming years, a warming planet could lead to more "hot lightning" strikes that could cause more wildfires in many ...
Study quantifies global impact of electricity in dust storms on Mars
Mars is infamous for its intense dust storms, some of which kick up enough dust to be seen by telescopes on Earth.
Planetary Sciences
Feb 16, 2023
0
168
UN confirms 2022 among eight hottest years on record
The past eight years were the hottest since records began, the United Nations confirmed Thursday, despite the cooling influence of a drawn-out La Nina weather pattern.
Environment
Jan 12, 2023
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17
Study offers most detailed glimpse yet of planet's last 11,000 summers and winters
By analyzing Antarctic ice cores, CU Boulder scientists and an international team of collaborators have revealed the most detailed look yet at the planet's recent climactic history, including summer and winter temperatures ...
Earth Sciences
Jan 11, 2023
0
619
Climate change played key role in dinosaur success story
Climate change, rather than competition, played a key role in the ascendancy of dinosaurs through the Late Triassic and Early Jurassic periods.
Paleontology & Fossils
Dec 16, 2022
1
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