Which of the following is a direct threat to biodiversity?
a. waste heat
b. sediment
c. introduced species
d. sewage
c
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In general, as income levels rise, dependence on wild income
A) increases and consumptive use increases. B) increases but consumptive use decreases. C) decreases but consumptive use increases. D) decreases and consumptive use decreases.
What are the characteristics of a clustered rural settlement?
What will be an ideal response?
The red areas in the map below are places where
A. soil erosion due to wind is a major problem. B. soil is being formed faster than it is being eroded away. C. salinization is leaving the soil ineffective for agriculture. D. soil erosion due to water is a major problem.
Instructions: Choose one answer from each pair of selections. Lake-effect snows result when an air mass moves across a large body of FROZEN | UNFROZEN water