News tagged with artificial trees

Buying a real Christmas tree is a good thing: expert

The question of whether it is environmentally correct to buy a real Christmas tree has been asked repeatedly in recent years, and an expert in Penn State's College of Agricultural Sciences wants to lay it to rest permanently.

dateDec 03, 2010 in Ecology
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Cooling the planet with crops

( -- By carefully selecting which varieties of food crops to cultivate, much of Europe and North America could be cooled by up to 1°C during the summer growing season, say researchers from the University of Bristol, ...

dateJan 15, 2009 in
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