Answer: The study of ecosystem is important for Environmental Conservation, Resource Allocation, reduce pollution and destruction of ozone layer. It provides information about the benefits of environment and judicious use of Earth's resources in ways that make the environment healthy for future generations.
Explanation:
In general, political think tanks in the US do not provide lobbying services directly. They also don't provide and goods or material services that can be used in an economy. They only provide ideas.
Answer:
the answer might be
agriculture I'm not sure get a try tar
