5,529 results
5,529 results for: Forests
- Archaeology
Easter Island’s farmers cultivated social resilience, not collapse
A Polynesian society often presumed to have self-destructed shows signs of having carried on instead.
- Microbes
The vast virome
When it comes to the microbiome, bacteria get all the press. But virologists are starting to realize that their subjects also do a lot more than make people sick.
- Climate
Mangroves move up Florida’s coast
Satellite images reveal that the tropical trees are expanding north up Florida’s Atlantic coast, taking advantage of rising winter temperatures.
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19779
Do cows and other domestic-herd animals really emit more methane than bison and other wild-herd animals emitted before people came along? Do grass, alfalfa, and other pasture plants remove less carbon dioxide than do forests? There were open grasslands before pastures replaced some forests. I hope the people who are researching these things take such […]
- Ecosystems
Lab ecosystems show signs of evolving
An ambitious test of group selection considers whether natural selection can act on whole ecosystems as evolutionary units.
- Plants
Team corners culprit in sudden oak death
After 5 years of mystery, California pathologists announced they may have identified the cause of a new tree disease called sudden oak death.
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Banning deer boosts migratory birds
In a 9-year test, excluding deer raised the population numbers among bird species, such as hooded warblers, that have a high conservation priority.
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Promiscuity in guppies has its virtues
Mating with multiple partners benefits the female Trinidadian guppy and her offspring by reducing gestation time and producing youngsters more adept at forming protective schools and at evading capture.
- Earth
Counterintuitive Toxicity
Toxicologists risk missing important health effects, both good and bad, if they don't begin regularly probing the impacts of very low doses of poisons.
- Earth
Aquatic Non-Scents
Many common pollutants appear to be jeopardizing the survival of fish and other aquatic species by blunting their sense of smell.
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Net Heads
With a new arsenal of mathematical approaches, neuroscientists are unraveling the surprisingly few steps messages take to traverse the vast networks of brain cells underlying thought and perception.
- Earth
Not-So-Perma Frost
The world's warming climate, as well as ecological shifts in the timing and frequency of wildfires in boreal forests, pose an increasing threat to Arctic permafrost.
