Ecosystem is a complex set of relationships among the living resources, habitats, and residents of an area , it . It includes plants, trees, birds, fishsfish , animals, microorganisims, water, soil , and people.
Everything that lives in an ecosystem is dependant on the other species and elements that are also part that ecological community . I
Each organism of the ecosystem has heavy dependence on other living beings and vice verse contributing to an ecological community.trees and water are part of this ecosystem they interact togeather.
... Hey... don't forget basic punctuation rules... Start your sentences with capital letters :D
Each government should encourage people to plant tree making their houses or their cities greener, because plant create oxygen and absorb green house gases and promote a cycle of evaporation and rain fall such as Amazon forest is a best habitat for animal species most of the animals live in the forest ,destruction of trees may, therefore, encourage global warming and increase temperature.
... too long dear friend ...
Overall, your essay is not focused on what the prompt asks. You take quite a long time to come to the point.