__________ is the process of polluting water, air, or land, especially with poisonous chemicals; poisonous or dirty substances that are polluting the water, air, or land somewhere.
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Natural environment is __________, weather, and natural resources that affect human survival and economic activity.
Environmental factors are any identifiable ____________ in the physical, cultural, demographic, economic, political, regulatory, or technological environment that affects the survival, operations, and growth of an organization or person.
List 4 greenhouse gases: ___________________, ___________________, ___________________, and _________________________.
Biodiversity consists in the totality of three elements: _____________________, _____________________, and ____________________.