Earth Cries Uncle!
Human beings are demanding more of the Earth than it cancope with, according to new research?and we?ve had 50% moreimpact on it in just the last 40 years. One of theresearchers, Mathis Wackernagel of Oakland, California,claims that by 1961, we were using 70% of the capacity ofthe global biosphere. By 1999, that had risen to 120% of theEarth’s productive capacity. In other words, we were using upresources faster than they could be replaced. The researchteam believes that ?human activities have exceeded thebiosphere?s capacity since the 1980s.?
read more