22.11 Analyzing The Science

The graphs below show 2 of the 15 northern species evaluated in Chris Woodall’s study of tree-range migration mentioned in this chapter. The total standing biomass and the total number of seedlings of each species are shown at different latitudes within the study area.

INTERPRETATION

Question 22.13

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Question 22.14

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Question 22.15

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ADVANCE YOUR THINKING

Question 22.16

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Question 22.17

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413