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Who Deforested Central Africa: Humans or Climate?
January 7, 2013 — It is a much debated question: why did Central African forests become partially fragmented between 2,500 and 2,000 years ago, leaving room for more open forest landscapes and savannah? Recently, ... > full story -
From the Amazon Rainforest to Human Body Cells: Quantifying Stability
January 6, 2013 — The Amazon rainforest, energy grids, and cells in the human body share a troublesome property: They possess multiple stable states. When the world's largest tropical forest suddenly starts retreating ... > full story -
As Climate Warms, Bark Beetles March on High-Elevation Forests
December 31, 2012 — In a new study, scientists report a rising threat to the whitebark pine forests of the northern Rocky Mountains as native mountain pine beetles climb ever higher, attacking trees that have not ... > full story -
Amazon Deforestation Brings Loss of Microbial Communities
December 26, 2012 — An international team of microbiologists has found that a troubling net loss in diversity among the microbial organisms responsible for a functioning ecosystem is accompanying deforestation in the ... > full storyMore: -
How Shrubs Are Reducing the Positive Contribution of Peatlands to Climate
December 23, 2012 — Peatlands (bogs, turf moors) are among the most important ecosystems worldwide for the storage of atmospheric carbon and thus for containing the climate warming process. In the last 30 to 50 years ... > full story -
Death of Hemlock Trees Yields New Life for Hardwood Trees, but at What Cost to the Ecosystem?
December 20, 2012 — Due to the introduction of exotic pests and pathogens, tree species are being eliminated one by one from forest ecosystems. In some cases, scientists can observe immediately how their loss affects ... > full story -
Pics, Shoots and Leaves: Ecologists Turn Digital Cameras Into Climate Change Tools
December 19, 2012 — As digital cameras become better and cheaper, ecologists are turning these ubiquitous consumer devices into scientific tools to study how forests are responding to climate change. And, they say, ... > full story -
Destructive Forest Cockchafers: Gut Microbes Help Beetles Digest Wood
December 19, 2012 — European forest cockchafers can damage huge areas of trees. They house microbes in their guts that help them to digest their woody food. Larvae and adult beetles have the same microbial species in ... > full story -
Tropical Trees Are Largest Emitter of Methane in Their Ecosystem
December 17, 2012 — Researchers have found that trees in Bornean rainforests emit more methane than any other element of the ecosystem, which provides a new understanding about sources of this powerful greenhouse gas ... > full story -
Boreal Bird Species of Conservation Concern Affected by Climate Change
December 17, 2012 — A new study shows that species of conservation concern show contrasting population trends in boreal protected areas in Finland. In general, population densities of southern species have increased ... > full story
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