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some major concerns of physical science are
- pollution, mineral location, and new energy sources
- space exploration and national defense
- microbiology advancements and cloning procedures

space exploration of national defense?

explanation:

b c a d mark me

explanation:

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.