4. from january 1991 to august 1991 what happened to the amount of backscatter above
an altitude of 10 kilometers?
it increased
why?

the correct answer is - ability to find a mate

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.

the actual answer was 160934