In 1883, there was a volcanic eruption so large it killed tens of thousands of people. It expelled so much ash that, for a time, it changed the colors of sunsets and the palette with which impressionist artists painted. In ...
Earth Sciences
Sep 29, 2022
0
64
The coral reefs of the Gulf of Mexico and the Caribbean are richly diverse ecosystems of global importance. These regions contain more than 10% of the world's reefs and host hundreds of fish species, and they provide more ...
Earth Sciences
Sep 23, 2022
0
51
Over the last 40 years, a rapid shrinking of Arctic sea ice has been one of the most significant indicators of climate change. The amount of sea ice that survives the Arctic summer has declined 13% per decade since the late ...
Earth Sciences
Sep 23, 2022
18
125
Marine heatwaves are extreme rises in ocean temperature over an extended period of time. Their magnitude and frequency have harmful impacts on marine ecosystems, threaten marine biodiversity and negatively impact fisheries, ...
Earth Sciences
Sep 22, 2022
0
10
Molecular fossils and machine learning have enabled scientists to build the first charts of Antarctic ocean temperatures over the past 45 million years, offering important insights into future sea level changes.
Earth Sciences
Sep 15, 2022
0
73
After weeks of anticipation, it's finally official: the Bureau of Meteorology has declared another La Niña is underway. This means Australia's east coast will likely endure yet another wet, and relatively cool, spring and ...
Environment
Sep 13, 2022
0
8
One of the harshest and most dynamic regions on Earth is the marginal ice zone—the place where ocean waves meet sea ice, which is formed by freezing of the ocean's surface.
Environment
Sep 12, 2022
0
10
In the last 50 years, oxygen-deficient zones in the open ocean have increased. Scientists have attributed this development to rising global temperatures: Less oxygen dissolves in warmer water, and the tropical ocean's layers ...
Earth Sciences
Aug 31, 2022
0
150
Biological oceanographer Hugh Ducklow studies the marine food web, and how it interacts with the physical properties of the oceans. Much of his work is through the U.S. Long Term Ecological Research Program (LTER), in which ...
Environment
Aug 30, 2022
0
15
The Artemis program is NASA's plan to return humans to the Moon as a stepping stone for an eventual voyage to Mars.
Space Exploration
Aug 28, 2022
1
40
