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Human activities have resulted in increased nitrogen deposition and atmospheric CO 2 concentrations in the biosphere, potentially causing signiWcant changes in many ecological processes. In addition to these ongoing perturbations of the abiotic environment , human-induced losses of biodiversity are also of major concern and may interact in important ways(More)
Human activities have resulted in increased nitrogen deposition and atmospheric CO2 concentrations in the biosphere, potentially causing significant changes in many ecological processes. In addition to these ongoing perturbations of the abiotic environment, human-induced losses of biodiversity are also of major concern and may interact in important ways(More)
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