A comprehensive overview of human impact on the earth in the past century, this balanced and objective study is exhaustively researched yet engagingly written. Examining the changes we have wrought in our air, water, soil, and the biosphere of plants, animals and microbes, it discusses soil depletion, acid rain, invasive species, urbanization, population, oil spills, chemical agriculture and other effects of industrialization. With b/w photos and maps.

448 pages.
Softcover.
9 1/4" x 6".