1.Explain Why is nonpoint source pollution more difficult to control than point source pollution? 2.Research Find a reliable ecological footprint calculator and use it to determine the size of your own ecological footprint. How does your footprint compare to the average? How do you think the calculator’s accuracy could be improved?
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How many chromosomes does each human cell contain? a. 23 chromosomes b. 26 chromosomes c. 43 chromosomes d. 46 chromosomes
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Did the vinegar diffuse all the way to the center of any of the cubes? if so, which ones? what does this tell you about surface area-to-volume ratio and the diffusion rate?
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The “ecological footprint” left by a citizen of a developed nation is about four times larger than that left by a citizen of a developing nation. why is this the case?
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1.Explain Why is nonpoint source pollution more difficult to control than point source pollution?
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