Reference Terms
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Water turbine
A water turbine is a rotary engine that takes energy from moving water.
Note: The above text is excerpted from the Wikipedia article "Water turbine", which has been released under the GNU Free Documentation License.
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Earth & Climate News
May 16, 2025
May 8, 2025 — A new study of the 28 most populous U.S. cities finds that all are sinking to one degree or another. The cities include not just those on the coasts, where relative sea level is a concern, but many in the interior. Furthermore, using newly granular ...
May 7, 2025 — Climate scientists reveal that millions of today's young people will live through unprecedented lifetime exposure to heatwaves, crop failures, river floods, droughts, wildfires and tropical storms under current climate policies. If global ...
May 6, 2025 — Biologists have discovered two previously unknown species of crocodiles, one living on the island of Cozumel and the other on the atoll of Banco Chinchorro, both off the Yucat n Peninsula. The findings challenge long-held assumptions about the ...
May 1, 2025 — Animal research on biomusicality, which looks at whether different species are capable of behaving in ways that show they recognize aspects of music, including rhythm and beat, remains a tantalizing ...
Latest Headlines
updated 12:56 pm ET
May 15, 2025 — The Amazon rainforest may be able to survive long-term drought caused by climate change, but adjusting to a drier, warmer world would exact a heavy toll, a study ...
May 15, 2025 — A team has created the most complete map of the world's rivers ever made offering a major leap forward for flood prediction, climate risk planning, and water resource management in a warming world. ...
May 15, 2025 — A new study shows that seagrass ecosystems along the northern half of Florida's Gulf Coast have remained relatively healthy and undisturbed for the ...
May 16, 2025 — How sensitively does organic carbon stored in soils react to changes in temperature and ...
May 16, 2025 — New research from an international group looking at ancient sediment cores in the North Atlantic has for the first time shown a strong correlation ...
May 16, 2025 — In the natural world -- where predators pounce, prey flee, and group members feed and sleep in solidarity -- animal behavior is glorious in its variety. Now, new research suggests there may be an ...
May 15, 2025 — The latest study finds that emissions of the potent greenhouse gas might be higher than previously ...
May 15, 2025 — When trees and soil fungi form close associations with each other, both partners benefit. Many tree species have further enhanced this cooperation by forming a concurrent symbiosis with two different ...
May 15, 2025 — Natural ecosystems comprise groups of species capable of living in the specific conditions of a biological system. However, if we visit a specific natural area, we will not find all the species ...
May 14, 2025 — Before Homo sapiens arrived, Europe's forests were not dense and dark but shaped by open and light-rich woodland landscapes. Researchers have ...