About 2.4 billion years ago, at the end of the Archean Eon, a planet-wide increase in oxygen levels called the Great Oxidation Event (GOE) created the familiar atmosphere we all breathe today. Researchers focused on life's ...
Earth Sciences
Dec 05, 2019
0
121
Atmospheric rivers pose a $1 billion-a-year flood risk in the West, according to a study released today.
Earth Sciences
Dec 04, 2019
1
110
How did life survive the most severe ice age? A McGill University-led research team has found the first direct evidence that glacial meltwater provided a crucial lifeline to eukaryotes during Snowball Earth, when the oceans ...
Earth Sciences
Dec 02, 2019
8
699
The world's second-largest ice sheet, and the single largest contributor to global sea-level rise, is potentially becoming unstable because of fractures developing in response to faster ice flow and more meltwater forming ...
Earth Sciences
Dec 02, 2019
39
3447
Earth's breathable atmosphere is key for life, and a new study suggests that the first burst of oxygen was added by a spate of volcanic eruptions brought about by tectonics.
Earth Sciences
Dec 02, 2019
11
1075
The Montreal Protocol, an international agreement signed in 1987 to stop chlorofluorocarbons (CFCs) destroying the ozone layer, now appears to be the first international treaty to successfully slow the rate of global warming.
Environment
14 hours ago
10
1419
Agriculture degrades over 24 million acres of fertile soil every year, raising concerns about meeting the rising global demand for food. But a simple farming practice born from the 1930's Dust Bowl could provide a solution, ...
Environment
14 hours ago
0
218
Three separate teams working independently have learned more about what happens during a slow-moving volcanic caldera collapse by studying the 2018 Kīlauea eruption in Hawaii. Each has published their findings in the journal ...
Researchers at EPFL's Computational Solid Mechanics Laboratory and the Weizmann Institute of Science have modeled the onset of slip between two bodies in frictional contact. Their work, a major step forward in the study of ...
Earth Sciences
18 hours ago
0
145
Old habits are hard to break. A McGill-led study of replacement of traditional wood and coal burning stoves with clean energy in China suggests that, without a better understanding of the reasons behind people's reluctance ...
Environment
Dec 05, 2019
6
164
