Nowadays, global warming is becoming a concern to people allover the world.
As is known to all, global warming results from two mainreasons. On the one hand, factories
produce large amounts ofgreenhouse gases. On the other hand, deforestation contributes tothe
rise of temperature.
It is universally acknowledged that global warming will causeterrible effects. First of all, with
the temperatures going up, someanimals and plants will die out. In addition, crops will produce
less.Worse still, it will bring about the rise of the sea 1evel, which islikely to cause the
disappearance of some islands and land.
Faced with this threat, we should take practical measures tosolve it. I consider it advisable
to cut down the sending out ofgreenhouse gase.s. Moreover, more importance should be
attached toplanting trees.
答案不唯一.