Computational fluid dynamics can be used to study how extinct animals used to swim. Scientists studied 65 million-year-old cephalopod fossils to gain deeper understanding of modern-day cephalopod ecosystems.
General Physics
Nov 25, 2019
1
338
The Amazon River originated as a transcontinental river around 11 million years ago and took its present shape approximately 2.4 million years ago. These are the most significant results of a study on two boreholes drilled ...
Earth Sciences
Jul 7, 2009
1
0
A team of investors, development organizations, conservationists, economists, and ecologists have published in the journal Science six natural science principles to ensure success of Payments for Ecosystem Services, mechanisms ...
Environment
Mar 12, 2015
0
34
Throughout the middle of the 20th century, phosphorus inputs from detergents and fertilizers degraded the water quality of Switzerland's Lake Geneva, spurring officials to take action to remediate pollution in the 1970s.
Ecology
Jun 20, 2022
0
123
Science and technology have peeled back a veil of water just offshore of California, revealing the hidden seafloor in unprecedented detail. New imagery, specialized undersea maps, and a wealth of data from along the California ...
Earth Sciences
Aug 12, 2013
0
0
Imagine the vast, empty tundra in Alaska and Canada giving way to trees, shrubs and plants typical of more southerly climates. Imagine similar changes in large parts of Eastern Europe, northern Asia and Scandinavia, as needle-leaf ...
Earth Sciences
Mar 3, 2011
0
0
Over the past few decades, the scientific understanding of El Nino has grown increasingly complex. Traditionally viewed as a periodic warming focused largely in the eastern equatorial Pacific Ocean, El Nino is associated ...
Earth Sciences
Jun 15, 2012
0
0
It takes a global village to monitor and analyze trends in Earth's "breathing" -- or the exchange of carbon dioxide, water vapor and energy between vegetation on the ground and the planet's atmosphere.
Earth Sciences
Aug 19, 2010
0
0
Current models of how vegetation will react to climate change do not consider the state of the vegetation - whether it is mature and stable, or already responding to some disturbance event.
Environment
Mar 25, 2015
6
21
Increasing either temperature or nutrients can hurt ecosystems by destabilizing food webs, which are all of the interconnected food chains that make communities behave the way they do. When temperature and nutrients increase ...
Ecology
Apr 26, 2023
0
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