The destruction of the rainforests affects our environment.
Although rainforests make up only two percent of the earth's surface, over half the world's wild plant, animal and insect species live there.
The rainforests are disappearing at the rate of tens of thousands of hectares a day.
Rainforests should be preserved.
The world's tropical rainforests are critical links in the ecological chain of life on the planet.
Rainforests provide the earth with many benefits.
Tropical rainforests are a cause for concern.
We cannot dispense with the rainforests.
The tropical rainforests, located in a narrow region near the equator, are disappearing so fast that by the year 2000 eighty percent of them may be gone.
It's a tragedy that rainforests are being destroyed for the sake of profits.
If we don't make the utmost effort to protect the rainforests, many of the rare species in them will become extinct.