-environment replacing the same amount of carbon dioxide as we produce through actions such as planting trees.
-carbon-neutral
a long period when there is little or no rain.
-dying out
to become increasingly less common, almost to the point of extinction.
-solar power
power obtained by harnessing the energy of the sun's rays.
-carbon dioxide
having chemical properties that can cause harm or kill.
-vegetation
animals that live in the wild in natural conditions. Birds, fish and insects are often included in the definition.
-drought
the protection of plants, animals and natural resources, usually by planned human action.
-species
a group of animals or plants that have similar characteristics and can reproduce together.
-conservation
the collective name for all the plants growing in a particular place or area.
-erosion
the natural world, as a whole or in a particular geographical area, especially as affected by human activity.
-poisonous
a gas formed when carbon is burned, or when people or animals breathe out.
-wildlife
the gradual wearing-away of something by the natural forces of the wind, rain and water.
