1.It's possible that nuclear energy will end.

2.I doubt that alternative energy will be more important than oil.

3.Probably, you will recycle all your bags, cans and paper.

4.I'm certain that almost all the rainforests will disappear.

5.I'm not sure if scientists will be able to clone human beings.

6.More people will definitely live to be over 100.

7.Perhaps, the next generation will care more about the environment that the present.

8. In elections "Green Issues" will might become more important than any pthers.

9.I'm not sure if people destroy the Earth.

10.I'm certain that there will be enough food to feed the world.