Which of the Following Statements About the Effects of Deforestation

Which of the following statements about the effects of deforestation on terrestrial ecosystems are true? Check all that apply.

A) At present rates of deforestation, it is predicted that all of the world's tropical rain forests will be degraded or gone within 10 years.
B) Today, deforestation is one of the greatest problems facing terrestrial ecosystems.
C) Deforestation usually leads to the over-accumulation of nutrients such as nitrates/nitrites in the soil.
D) Deforestation can lead to loss of topsoil.
E) Deforestation can lead to eutrophication of aquatic ecosystems.