How and why humans make changes to their
ecosystems. Are these changes negative or positive?

Hurry where is the majority of earth's water found? o glaciers o oceans ground o rivers and lakes

Which factor that affects biodiversity?

What contributes to the high level of biodiversity found in wetlands? a. the large amount of available organic matter to organisms that are food for larger organisms b. the amount of available water for organism use c. the high nutrient availability d. all of the above select the best answer from the choices provided a b c d