They need voters to see who would be a good leader in the citizens point of view.
One item that native Americans wouldn't trade was land since they believed that the land belonged to everybody and the concept of private property was anathema to them. They would trade the fruits of the land like the animal furs but not the land itself.
Answer:
Healthy environment indicates good and protective nature without hazards. This healthy environment supports life of all living organisms with out any problems. Healthy life gives happiness increasing the life span of the people. Thus the statement Healthy environment support healthy and happy life is true.