Nature is rife with symbiotic relationships, some of which take place out of sight, like the rich underground exchange of nutrients that occurs between trees and soil fungi.
Environment
Mar 16, 2018
0
219
Accepted ecological theory says that poor soils limit the productivity of tropical forests, but adding nutrients as fertilizer rarely increases tree growth, suggesting that productivity is not limited by nutrients after all. ...
Environment
Mar 7, 2018
0
95
Frequent burning over decades reduces the amount of carbon and nitrogen stored in soils of savanna grasslands and broadleaf forests, in part because reduced plant growth means less carbon being drawn out of the atmosphere ...
Environment
Dec 12, 2017
1
57
After 26 years, the world's longest-running experiment to discover how warming temperatures affect forest soils has revealed a surprising, cyclical response: Soil warming stimulates periods of abundant carbon release from ...
Environment
Oct 5, 2017
0
84
The first review of the global impact of humans on tropical forests in the ancient past shows that humans have been altering these environments for at least 45,000 years. This counters the view that tropical forests were ...
Environment
Aug 3, 2017
1
519
Americans are spending their lives farther from forests than they did at the end of the 20th century and, contrary to popular wisdom, the change is more pronounced in rural areas than in urban settings.
Environment
Feb 22, 2017
2
243
A warming climate is causing earlier springs and later autumns in eastern forests of the United States, lengthening the growing season for trees and potentially changing how forests function. Scientists from the Appalachian ...
Environment
Sep 12, 2016
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70
A legacy of acid rain has acidified forest soils throughout the northeastern US, lowering the growth rate of trees. In an attempt to mitigate this trend, in 1999 scientists added calcium to an experimental forest in New Hampshire. ...
Environment
Jun 22, 2016
0
17
Alpine forests will be at great risk should weather phenomena such as droughts and torrential rain become more frequent. As a study by the Technical University of Munich (TUM) shows, the mountain forests of the Bavarian Alps ...
Environment
Jun 21, 2016
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182
Clear-cutting loosens up carbon stored in forest soils, increasing the chances it will return to the atmosphere as carbon dioxide and contribute to climate change, a Dartmouth College study shows.
Environment
Apr 15, 2016
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