Reference Terms
from Wikipedia, the free encyclopedia
Introduced species
An introduced species (also known as an exotic species) is an organism that is not native to the place or area where it is considered introduced and instead has been accidentally or deliberately transported to the new location by human activity.
Note: The above text is excerpted from the Wikipedia article "Introduced species", which has been released under the GNU Free Documentation License.
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Earth & Climate News
April 19, 2025
Apr. 16, 2025 — A study suggests that Homo sapiens may have benefited from the use of ochre and tailored clothing during a period of increased UV light 41,000 years ago, during the Laschamps ...
Apr. 16, 2025 — Researchers have helped overturn the popular theory that water on Earth originated from asteroids bombarding its surface; Scientists have analyzed a meteorite analogous to the early Earth to ...
Apr. 16, 2025 — Beneath the steaming geysers and bubbling mud pots of Yellowstone National Park lies one of the world's most closely watched volcanic systems. Now a team of geoscientists has uncovered new evidence ...
Apr. 14, 2025 — A new study has shed unprecedented light on the highly variable and climate-sensitive routes that substances from Siberian rivers use to travel across the Arctic Ocean. The findings raise fresh ...
Latest Headlines
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Apr. 18, 2025 — Researchers posed a seemingly simple question: how wide are ...
Apr. 18, 2025 — A new study suggests that early-life exposure to two widespread environmental pollutants -- small particle air pollution and outdoor artificial light ...
Apr. 18, 2025 — A new study opens new avenues for combating soybean cyst nematodes, the most damaging pest for U.S. soybean ...
Apr. 17, 2025 — The consequences of wildfires in or near urban areas go beyond the damage to buildings and ecosystems, to the threat of contamination of drinking water according to water quality and treatment ...
Apr. 17, 2025 — Lake ecosystems can receive high inputs of terrestrial organic matter (t-OM) that microbes make available to higher trophic level consumers. A research group examined terrestrial reliance of 19 ...
Apr. 17, 2025 — From the Japanese cypress to the ponderosa pine, wood has been used in construction for millennia. Though materials like steel and concrete have ...
Apr. 17, 2025 — A new butterfly species, Satyrium curiosolus, was discovered in a recent study at Blakiston Fan in Waterton Lakes National Park, Alberta. It has unique evolutionary history, having likely remained in ...
Apr. 17, 2025 — Three consecutive years of drought contributed to the 'Barbarian Conspiracy', a pivotal moment in the history of Roman Britain, a new study reveals. ...
Apr. 17, 2025 — A professor's casual hike in the High Sierra turned into a new elevation record for California's highest tree, the Jeffrey pine, which wasn't formerly known to grow at extreme ...
Apr. 17, 2025 — A new study has investigated how the relationship between mean annual precipitation (MAP) and grassland biomass changes when one or more nutrients ...