During the last hundred years we have done great ....................... to the environment.

There are lots of things we can all do to ......................the environment.

Environmentalists are furious with the American Government for delaying measures which will reduce greenhouse gas ....................

Buy .................................. friendly products whenever possible.

Farmers contribute to environmental damage by spraying crops with .................. which stay in the soil for years.

The gradual rise in the Earth’s temperature is known as ............................

Tropical rainforests have always helped to keep the environment in balance but recent .................. means they no longer absorb as much carbon dioxide as they used to.

.................. from cars and other vehicles cause a great deal of damage to the environment.

Rain mixed with toxic chemicals from factories is known as ..........................