干旱区生态环境知识资源中心

This study presents the effects of substances emitted by industry and other human activities on the biosphere, primarily on vegetation are varied and concern all levels of organization of living matter. They consist of the production of cellular damage and tissue metabolism and growth, drying plants, species extinction, soil degradation, water contamination, different environmental failures free of biotic component is reduced to the state's primary, the lunar landscape. Under this pollution presents great analogies with desertification, which helps or precedes its work.