This minibrief describes the major hypothesis explaining why acid rain may be contributing to forest decline, along with the major arguments against this hypothesis. For additional information on acid rain and current legislation for pollutant emissions controls, see IB83016 -- Acid Rain: Current Issues, and IB83005 -- Clean Air Act: An Overview.
This report details the environmental protection activities of the 96th Congress. Specifically, it reviews the three major issues which that Congress faced in regard to environmental protections: reauthorizations, oversight of regulations and their impacts on energy and the economy, and hazardous substances.
This report discusses about the Endangered Species Act of 1973. The reauthorization dilemma addresses all the treaty requirements, most importantly in regards to exports of pelts of American bobcats along with international trade in Endangered species of Wild Fauna and Flora (CITES).
This issue brief presents a short background on the physical/chemical properties of dioxin, describes several existing sources of possible human exposure, and highlights what is currently known about its environmental impacts and human health effects. Congressional interest is intense at this time because of large numbers of Vietnam veterans' claims for benefits associated with use of herbicides in that war as well as because of certain incidents of potential significance to health involving disposal of wastes containing dioxin.
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