Eco-systems: An ecosystem is a community of living organisms (plants, animals and microbes) as well as the nonliving components (air, water and mineral soil) of the environment, interacting as a system.

Eco-centrism: Eco-centrism (meaning values cntred on ecology) is a view that considers the whole environment or ecosphere as being important without preference to organisms such as animals and humans.

Eco-apartheid: Eco-apartheid means holding the illusion in our minds and lives that humans are separate from nature.

Bio-diversity: The existence of a large number of different kinds of animals and plants which make a balanced environment.

Biodiversity-intensive (farming): It refers to growing of different varieties of plants.

Mono-culture: It is the agricultural practise of producing or growing a single crop or plant species.

Fossil-fuel: They are fuels formed by natural processes such as decomposition of buried dead organisms. Fossil fuels include coal, petroleum, and natural gas.