Recently, I answered this question for my final exam in ecology. It would have been rather easy to articulate the definitions of these concepts in the academic/scientific jargon, but the prompt was more complicated: I had to explain these concepts to a public of presumably high school education! So I did. And I got an excellent grade!

What does productivity mean? People are productive when they take (usually raw) materials and convert them to something new. Likewise, plants are productive wh...


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