How plants will fare as carbon dioxide levels continue to rise is a tricky problem and, researchers say, especially vexing in the tropics. Some aspects of plants' survival may get easier, some parts will get harder, and there ...
Earth Sciences
Apr 1, 2021
1
121
Every year 600-900 million tons of carbon flow through rivers to the ocean either as particles or in dissolved form. Researchers have known for a long time that this does not represent the total amount of carbon that gets ...
Earth Sciences
Mar 18, 2021
0
6
In the ocean that surrounds Antarctica, deep water wells up to the surface, carrying nutrients and other dissolved materials needed by light-loving ocean life. One of these materials is calcium carbonate, which, when dissolved, ...
Earth Sciences
Feb 11, 2021
1
618
Every spring, phytoplankton blooms flourish across the ocean. The single-celled, photosynthetic organisms pull carbon dioxide from the atmosphere and produce oxygen—part of a carbon sequestration system known as the biological ...
Earth Sciences
Feb 8, 2021
0
67
To arrive at Nunavut, turn left at the Dakotas and head north. You can't miss it—the vast tundra territory covers almost a million square miles of northern Canada. Relatively few people call this lake-scattered landscape ...
Environment
Feb 6, 2021
4
136
The Southern Ocean surrounding Antarctica is a region where many of the world's carbon-rich deep waters can rise back up to the surface. Scientists have thought that the vast swaths of sea ice around Antarctica can act as ...
Earth Sciences
Oct 1, 2020
0
53
A new study by researchers at the University of Miami (UM) Rosenstiel School of Marine and Atmospheric Science and ATMO Guyane quantified the amount of Saharan dust reaching the Amazon to better understand how dust could ...
Earth Sciences
Sep 17, 2020
0
106
An increase in the likelihood of a "Greenland Block"—a bulge of high pressure that stalls over the massive island and can cause extreme weather both in North America and Europe—could be predictable years in advance.
Environment
Aug 3, 2020
0
25
Arctic coastal watersheds are some of the most threatened regions on Earth, having undergone substantial climatic, physical and biological changes with the warming of the Earth, scientists have found.
Environment
Jun 3, 2020
0
12
Getting water samples from an Antarctic lake under 800 meters of ice takes days of drilling, precise equipment, lots of patience and an eagerness to understand one of the world's most extreme environments.
Earth Sciences
Mar 4, 2020
0
229
