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Tag: nature
Avian Wildlife Survey at Powell Butte Nature Park, Park Users Reminded to be Cautious of Survey Markers
2015-02-26 23:55:37| PortlandOnline
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park
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For First Time in Nature Scientists Measure Heat-Trapping Effects of CO2
2015-02-26 20:02:00| Climate Ark Climate Change & Global Warming Newsfeed
Yale Environment 360: Scientists have long understood how carbon dioxide traps heat in the atmosphere and contributes to global warming, but the phenomenon had not been directly documented at the earth's surface outside of a laboratory until now. Writing in the journal Nature, researchers present 11 years of field data on carbon dioxide's capacity to absorb thermal radiation emitted from the surface of the earth. The results agree with theoretical predictions of the greenhouse effect associated with fossil fuel combustion,...
Work in Your Parks - Teach Children About Nature
2015-02-25 00:31:15| PortlandOnline
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children
nature
parks
Get Close to Nature
2015-02-25 00:25:21| PortlandOnline
Humans altering Adriatic ecosystems more than nature, study shows
2015-02-16 05:40:00| Climate Ark Climate Change & Global Warming Newsfeed
PhysOrg: The ecosystems of the Adriatic Sea have weathered natural climate shifts for 125,000 years, but humans could be rapidly altering this historically stable biodiversity hot spot, a University of Florida study says. The study details a major shift in bottom-dwelling species in Italy's Po Basin, a region south of Venice known for its ecologically and commercially important shellfish as well as its tourism industry. "The fossil record suggests that human activities can alter even those ecosystems...
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