Bio diversity - Biological diversity, the number of different species in a certain habitat or area.
Biota- All organisms in a given area.
Carbon cycle - the circulisation of carbon atoms.
Carbon sink - Places of carbon accumulation, such as trees, forests, oceans etc.
Ecocentric - (Ecologically centered) a philosophy that claims morals, values and rights for both organisms and ecological systems.
Eco justice - Justice in the social order and integrity in the natural order.
Ecosystem - a specific biological community including its physical environment.
Environmental Ethics - A search for moral values and ethical principles in human relations with the natural world.
Flora - All of the plants present in a given area.
Gaia Hypothesis - A theory that the living organisms of the earth form a single, complex, interacting system that maintains a habitable earth.
Global Environmentalism - A concern for, and action to help solve, global environmental problems.
Habitat - A place were particular organisms live.
Human ecology - The study of the interaction between humans and the environment
Mulch - Protecive ground cover that is beneficial to soil and plants.
Pesticide - Any chemical that kills, moves or controls a pest
Pesticide treadmill - A need to constantly change or increase the dose of pesticide used.
Pest resurgence - Rebound of pest population due to pesticide chemical resistance or destruction of natural predators due to chemical pesticide use.