acid mine drainage acid rain air pollution anthropogenic blast fishing bottom trawling clearcutting climate change conservation biology consumer capitalism consumerism coral bleaching cyanide fishing deforestation desertification efficient energy use energy energy conservation environmental effects of fishing environmental effects of meat production environmental impacts of dams environmental science environmental studies environmentalism eutrophication exploitation of natural resources genetic engineering genetic pollution ghost net global warming greenhouse gas habitat destruction habitat fragmentation holocene extinction event illegal logging implications of nanotechnology intensive farming invasive species irrigation land degradation land pollution light pollution list of conservation issues list of conservation topics list of environmental disasters list of environmental organizations list of sustainability topics lists of environmental topics logging mining monoculture mountaintop removal mining nanotechnology nanotoxicology natural burial natural environment noise pollution nuclear fallout nuclear meltdown nuclear power nuclear safety overfishing overgrazing overpopulation ozone depletion planned obsolescence pollinator decline pollution polychlorinated dibenzodioxins renewable energy renewable energy commercialization resource depletion shark finning soil soil conservation soil contamination thermal pollution toxic waste toxics use reduction toxin urban sprawl waste water crisis water pollution whaling