Human domination of Earths ecosystems VITOUSEK

Question 1

Research showing the ever growing…

Answer 1

Human impact on the earths ecosystem has led scientists to propose maintaining the worlds ecosystems will involve increased human involvement.

Question 2

Vitousek evaluated…

Answer 2

All human impacts on the biosphere including land transformation and its effects on ecosystems

Question 3

Vitousek finds that..

Answer 3

The increasing world population and increasing demand for natural resources is having negative effects on the planet. Human alterations to earths ecosystem - forestry agriculture are the primary driving force in the loss of biological diversity world wide.

Question 4

Also negative impacts on..

Answer 4

Also negative impacts on worlds oceans. 1/3 landed fish not used. Alteration of biogeochemical cycles. e.g carbon and nitrogen increase.

Question 5

The results demonstrate a need

Answer 5

to accelerate our efforts to understand earths ecosystem and how they interact with numerous components of human caused global change

Question 6

Turn attention too

Answer 6

The rate at which we alter the environment, and how long it takes to react.