初一英语手抄报内容

初一英语手抄报内容， In order to protect our resources of ecology, people should realize that the loss of any species is at least the loss of source of knowledge and a source of natural beauty. There fore, measures of the following should be taken: pollution standards are made to keepdown poisons; killing off certain rare species is prohibited; national parks should be set up as wild life, reserves. Only if we human beings take some drastic measures can wild animals be preserved.