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HLb: IPAT - Environmental Impact and Technology - Answers

Here are the answers to the activity HLb: IPAT - Environmental Impact and Technology.The original article from the New York Times is here. I = PAT Environmental Impact = Population x Affluence x Technology Who Proposed this theory and when? Ecologist Paul Ehrlich and the Physicist John P. Holdren in the 1970s as global awareness of environmental problems was growing. Why does John Tierney (journalist) disagree with...

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