Reference Terms
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Carbon cycle
The carbon cycle is the biogeochemical cycle by which carbon is exchanged between the biosphere, geosphere, hydrosphere and atmosphere of the Earth.
Note: The above text is excerpted from the Wikipedia article "Carbon cycle", which has been released under the GNU Free Documentation License.
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Earth & Climate News
April 11, 2025
Apr. 9, 2025 — Evidence shows that hunter-gatherers were crossing at least 100 kilometers (km) of open water to reach the Mediterranean island of Malta 8,500 years ago, a thousand years before the arrival of the ...
Apr. 2, 2025 — Using a mathematical model, researchers have shed new light on the transition from hunter-gatherer to farming societies. Rather than focusing exclusively on external factors, they looked at internal demographics and the significant impact of human ...
Mar. 24, 2025 — Researchers have discovered that chimpanzees living in Gombe Stream National Park in Tanzania employ a degree of engineering when making their tools, deliberately choosing plants that provide ...
Mar. 20, 2025 — A new study has discovered that birds in the Galapagos Islands are changing their behavior due to traffic noise, with those frequently exposed to vehicles showing heightened levels of aggression. During trials involving traffic noise, Galapagos ...
Latest Headlines
updated 12:56 pm ET
Apr. 9, 2025 — Bird species that do well in urban areas are more colorful and less ...
Apr. 9, 2025 — 'Forever chemicals' are everywhere. But only a handful have been evaluated for potentially toxic effects. Researchers think there may be a faster, ...
Apr. 9, 2025 — Engineers have hit the trifecta of sustainability technology: A group has developed a low-cost method to produce carbon-free 'green' hydrogen via solar-powered electrolysis of seawater. A happy ...
Apr. 9, 2025 — Wild fig tree rings offer a cheap method for tracking toxic atmospheric mercury, a byproduct of gold mining in the Global South, according to a new ...
Apr. 9, 2025 — In 1962, when environmentalist and author Rachel Carson penned 'Silent Spring,' alerting the world to the dangers of the pesticide DDT, it was the reproductive threat to birds -- the bald eagle in ...
Apr. 10, 2025 — Study reveals commonly detected environmental levels of clobazam -- a medication often prescribed for sleep disorders -- increased the river-to-sea migration success of juvenile salmon in the wild. ...
Apr. 2, 2025 — People living in Bronze Age-era Denmark may have been able to travel to Norway directly over the open sea, according to a new study. To complete this ...
Apr. 8, 2025 — Researchers formally describe Helmetia expansa, offering new insights into its anatomy, behavior and evolutionary ...
Apr. 9, 2025 — Wildfire victims have a range of needs, including mental health support and information about wildfire smoke, according to a new ...
Apr. 9, 2025 — Researchers analyzed trade-related risks to energy security across 1,092 scenarios for cutting carbon emissions by 2060. They found that swapping out dependence on imported fossil fuels for increased ...