Explain how environmentalists would use regional scales to study an environmental problem
25 points .hurry

Regional scales are approaches that use multiple separate sites within an appropriately large geographic region, which makes an environmentalist's research more accurate.

replace   c   with   a   and simplify.

a = c , b = a, q = n , 2 , a = c , 900 b= a , 700 , q = n , 600 , 2 = b o t h , b = a , q = n

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