The earth would possible freeze and the earth may also leave orbit in the solar system of which could crash into other plants, and if certain planets crash near jupiter or uranus, there would be a temporary sun
A the choices could be sprinkler method , drip irrigation and valves
D. As salt water in the oceans.
2nd option:deforestation decreases biodiversity and the overall population of most organisms.Humans will inhabit the deforested area and will in turn kill many of the organisms, biodiversity is the amount of types of life on said area(the variety) Humans will be the main inhabitants while the original life dies out..So in conclusion biodiversity increases when deforestation decreases