More than just trees
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But to Christmas tree farmers like the owners of Butler Tree Farm in Dowagiac and Pinecrest Farms in Galien, it&#39;s much, much more.
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A new report adds to the mounting evidence that relationships between plant and animal species can be far more complex than had been thought.
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BIRMINGHAM International Airport has embarked on a treeplanting initiative to help offset its carbon emissions.  The project to plant dozens of established trees and saplings in Radleys Park, Sheldon, involves pupils from a local primary school.
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Avant-green market traders are going beyond mere carbon offsets. They've started buying up forests and rivers that keep the planet clean and diverse, and then selling shares in the natural services provided by these resources. Will it work?
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There are more Christmas trees than people in Colebrook, N.H. There are 500,000 trees alone at Weir Tree Farms, a family-owned farm considered to be the town's largest - that's 200 times more trees than Colebrook's population of 2,500.
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By Aldrich, Stephen P; Walker, Robert T; Arima, Eugenio Y; Caldas, Marcellus M; Et al  Abstract:  Tropical deforestation is a significant driver of global environmental change, given its impacts on the carbon cycle and biodiversity.
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The greener side to affairs of the heart.
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By Griscom, Bronson W Daly, Douglas C; Ashton, Mark S  GRISCOM, B. W. (Yale School of Forestry and Environmental Studies, New Haven, CT 06511), D. C. DALY (The New York Botanical Garden, Bronx, NY 10458), AND M. S.
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By David Usborne in New York  There is something doleful about the whispering of the white- barked aspen trees that carpet the slopes of the Rocky Mountains. It is a sound of sickness and death.
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University programs are focusing research and resources on environmental and social responsibility.
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Massive fires that ravaged Indonesia's vast tropical rain forests over the last decade are remaking one of the richest biological landscapes on the planet.
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By Rotenberg, James A ABSTRACT.- Established parks and nature reserves may be inadequate to preserve long-term biotic diversity, especially in tropical regions of Latin America where anthropogenic disturbance and land- conversion is an ongoing problem.
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By John Holland, The Modesto Bee, Calif.  Jun. 23--SONORA -- Millions of small trees -- small enough to fit under a living room ceiling -- grow amid the big ones in the Stanislaus National Forest.
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They're not obvious, and they're not always cheap.
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By The Buffalo News, N.Y.  Feb. 12--The damage done to trees by the October Surprise storm was heart-wrenching, and it was clear from the beginning that many resources would have to be pooled to help the urban forest recover.
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Many Arctic plant species have readily adjusted to big climate changes, which implies that at least in that region, plants may be able to shift long distances.
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When it comes to forests, air pollution is not an equal opportunity hazard. While dirty air spreads across large areas of the New England region, it's more scattered in the southeastern part of the United States.