Search Results for: Forests
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5,496 results for: Forests
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In the Zone
Evolution may have trained the mind to see scoring streaks — even where they don't exist.
By Bruce Bower -
The final climate frontiers
Scientists aim to improve and localize their predictions.
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Smoke from a Distant Fire
Burning forests can send aerosols into the stratosphere and around the world.
By Sid Perkins - Chemistry
Pollutants: Up in flames
Forest fires have the potential to release toxic industrial and agricultural pollutants previously trapped on soil. After glomming onto smoke particles, these chemicals can hitch long-distance rides — sometimes across oceans — before they’re grounded and contaminate some new region, scientists report.
By Janet Raloff -
Letters
Hairy Ardi issue In the report on Ardi (“Evolution’s bad girl,” SN: 01/16/10, p. 22), the artist’s illustrations show her in fur. The fact that her purported descendants are relatively hairless has been popularized by Desmond Morris (The Naked Ape, 1967) and Elaine Morgan (The Descent of Woman, 1972). What is the paleoanthropologists’ evidence that […]
By Science News - Earth
Wringing hope from crashing biodiversity
Biodiversity losses have not slowed despite a treaty designed to protect variety in the natural world.
By Susan Milius - Health & Medicine
Intentional weight loss in old age not detrimental, study finds
Among obese group, those who shed pounds as part of diet study were less likely to die during follow-up years.
By Nathan Seppa - Life
Trees of stone tell tropical tale
Peruvian petrified forest offers insight into low-latitude conditions of millions of years ago
By Sid Perkins -
- Earth
A fresh look at Mount St. Helens
Nearly 30 years after the peak’s major eruption, recovery has just begun.
By Sid Perkins - Earth
2009 Science News of the Year: Environment
Recent monitoring (from a gondola in Washington state, shown) reveals that rates of tree death are up. Credit: Univ. of Washington Routine tree deaths doubled Small background rates of everyday tree death have doubled in old-growth, western forests since 1955, possibly because of climate change, researchers report (SN: 2/14/09, p. 8). In 76 plots with […]
By Science News - Animals
Ants in the pants drive away birds
Yellow crazy ants can get so annoying that birds don’t eat their normal fruits, a new study finds.
By Susan Milius