According to some modern environmentalists how should mankind be viewed

I believe the answer is: They propose holting the growth of human population and beginning a gradual decline of human population to a sustainable level.

In order to do this, they propose birth control. This can be done by both educating the people regarding the high expense of having too many children and teaching the youngster to use protective measures (such as condoms or pills) to prevent early pregnancy.

answer; they systematic design, collection, interpretation and reporting of information to marketers solve specific marketing problems or take advantage of market opportunities;