1.Of or pertaining to the environment; as, environmental factors.
2.Of or pertaining to the environment (definition 2); as, environmental pollution; environmental disaster; environmental cleanup; environmental deterioration. "THOUSANDS of dead fish and other marine species, suffocated by a rotting, glutinous morass which spreads over kilometres of coral reefs. This scenario has all the hallmarks of a unnatural environmental disaster resulting from environmental negligence. However this isn't the case, instead the cause coral spawn slick deoxygenation is a natural event which has the potential to occur periodically on the reefs of the West Pilbara."
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