News tagged with species numbers
Decline of carbon-dioxide-gobbling plankton coincided with ancient global cooling
Biology /
Jan 08, 2009 |
4.6 / 5 (12) |
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(PhysOrg.com) -- The evolutionary history of diatoms -- abundant oceanic plankton that remove billions of tons of carbon dioxide from the air each year -- needs to be rewritten, according to a new Cornell ...
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Scientists map speed of climate change
Dec 23, 2009 |
3 / 5 (22) |
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New study finds that the average ecosystem will need to shift about a quarter mile per year to keep pace with global climate change.
Climate scientists underwhelmed by Copenhagen Accord
Dec 20, 2009 |
3.1 / 5 (14) |
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Top climate scientists said Saturday that the eleventh-hour political deal hammered out at UN talks in Copenhagen falls perilously short of what is needed to stave off catastrophic global warming.
Want to live well? Harvard experts offer pragmatic pointers on getting healthy and staying there
Dec 17, 2009 |
3.8 / 5 (12) |
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You are what you eat. You're also how you feel, how you exercise, how you sleep, how you handle money, how you relate to people, and what you value.
Study shows loss of 15-42 percent of mammals in North America
Dec 17, 2009 |
3.2 / 5 (9) |
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If the planet is headed for another mass extinction like the previous five, each of which wiped out more than 75 percent of all species on the planet, then North American mammals are one-fifth to one-half the way there, according ...
Zoning the ocean may help endangered whales to recover
Dec 16, 2009 |
5 / 5 (1) |
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Scientists in Scotland, Canada and the US have proposed a new method to identify priority areas for whale conservation. The team's findings, published in Animal Conservation, suggest that even small protected areas, identi ...
Warming climate chills Sonoran Desert's spring flowers
Dec 16, 2009 |
3.2 / 5 (9) |
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Global warming is giving a boost to Sonoran Desert plants that have an edge during cold weather, according to new research.
Soap opera in the marsh: Coots foil nest invaders, reject impostors
Dec 16, 2009 |
4.5 / 5 (2) |
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(PhysOrg.com) -- The American coot is a drab, seemingly unremarkable marsh bird common throughout North America. But its reproductive life is full of deception and violence.
Late-surviving megafauna exposed by ancient DNA in frozen soil
Dec 15, 2009 |
4.5 / 5 (2) |
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Extinct woolly mammoths and ancient American horses may have been grazing the North American steppe for several thousand years longer than previously thought. After plucking ancient DNA from frozen soil in ...
Panda genome resembles dog: Chinese media
Dec 13, 2009 |
4 / 5 (9) |
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A detailed genome map of the giant panda completed by Chinese scientists has shown that the notoriously shy animal is genetically similar to the dog, state media reported Sunday.
UN talks: Rich nations must make big emission cuts
Dec 11, 2009 |
3.1 / 5 (11) |
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(AP) -- Wealthy nations would commit to drastically reduce greenhouse gas emissions in the next decade, and the world should strive to nearly eliminate them - or at least cut them in half - by 2050 under ...
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