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Tag: "southward" at biology news

Antarctic warming to reduce animals at base of ecosystem, shift some penguin populations southward

...ers are seeing the movement of penguin populations southward down the peninsula as sea ice lessens along its margins," Lyons said. "Gentoo and chinstrap penguins are shifting south into areas now populated by adelie penguins, and the adelies are being forced further south, all because of the change in sea ice....

Fish growth changes enhanced by climate change

... at Maria Island. Coinciding with this has been a southward shift in South Pacific zonal winds which has strengthened the warm, poleward-flowing East Australian Current. “Modelling suggests that, with increasing global warming, temperatures at intermediate depths are likely to rise near-globally,?Dr Thresh...

A new target for painkillers

...1.6 to 2.8 inches in length and lives from Georgia southward along Central America to Brazil's central coast. -- Vc1.1 is from the species Conus victoriae, which measures 1.4 to 2.8 inches long and lives off portions of Australia. RgIA and Vc1.1 fit like keys into lock-like alpha9alpha10 nicotinic acetyl...

NASA study: Alaskan fires affected Houston air quality in 2004

...arried smoke from these intense fires eastward and southward to the U.S. Gulf Coast. "The combination of our balloon-borne ozone data and observations by NASA satellites, aircraft, and a network of ground stations provided unprecedented insight into the origins of locally poor air quality in Houston on those ...

Study provides new understanding of spontaneous hybridization

... hybrid, Helianthus annuus texanus, able to expand southward into central and southern Texas. They then recreated the original hybridization event by manually crossing two parent species. Not only were these hybrids resistant to the insects that attack sunflowers, they also produced more seeds than the uncross...

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