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Here is a complete environmental word list, with their definitions revolving around the topics that we teach at greenstar.

Greenhouse Effect

The trapping of the sun's warmth in a planet's lower atmosphere due to the greater transparency of the atmosphere to visible radiation from the sun than to infrared radiation emitted from the planet's surface.


Able to be maintained at a certain rate or level,
• Ecology conserving an ecological balance by avoiding depletion of natural resources.


The surroundings or conditions in which a person, animal, or plant lives.


The invisible gaseous substance surrounding the earth, a mixture mainly of nitrogen and oxygen.


The planet on which we live; the world : the diversity of life on earth.


Not harmful to the environment.

Greenhouse Gases

A gas that contributes to the greenhouse effect by absorbing infrared radiation, e.g.. carbon dioxide and chlorofluorocarbons.

Carbon Footprint

The amount of carbon dioxide emitted due to the the consumption of fossil fuels by a particular person, group, etc.

Solar Power

Power obtained by harnessing the energy of the sun's rays.


The envelope of gases surrounding the earth or another planet : part of the sun's energy is absorbed by the earth's atmosphere.


A colorless, odorless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air. Oxygen forms about 20 percent of the earth's atmosphere, and is the most abundant element in the earth's crust, mainly in the form of oxides, silicates, and carbonates.

Carbon Dioxide

A colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air and is absorbed by plants in photosynthesis.

Carbon Trading

Where companies can have a certain amount of carbon they can use, and if they run out they can buy space from smaller organizations who use a lesser amount. This encourages businesses to use less carbon.
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