1.Other conclusions make predictions based on the details in the body of the paper.
Pollution is a major worldwide problem against which many powerful interests are being marshaled. From the private citizens who are concerned with the type of detergent or pesticide they use to the leaders of great nations, all thinking people are involved in the environment crisis. There is still time for humanity to resolve this problem, as people are creative, inventive and ambitious. These qualities, which are responsible for precipitating this crisis, will be the very means for humanity's salvation.

2.An anecdote sometimes effectively concludes a paper. The following is the conclusion made by the guest speaker on Teachers' Day. There were these gentlemen