The Figure Below Shows the Predicted Distribution of Biomes Following

question 57

Multiple Choice

The figure below shows the predicted distribution of biomes following a 4ᵒ C increase in average global temperature.
What biome in North America, in addition to deserts, becomes more common and how can the change be explained?

• A) Boreal forests expand because warmer temperatures reduce the extent of snow coverage and allow conifers to begin spring growth earlier.
• B) Tundra expands because melted permafrost provides new habitat for cold-adapted grasses and herbs.
• C) Topical forests expand because warmer temperatures expand tropical habitats, increase evaporation from the ocean surface, and provide the necessary rainfall.
• D) Grasslands expand because warmer temperatures decrease average global rainfall, converting forest biomes to grasslands.

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Note Payable

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