The value of many natural ecosystem services is most apparent as
A) we appreciate the damages and economic loss that result from the disruption of these ecosystems.
B) new technologies allow us to more fully exploit the natural capital of these ecosystems.
C) research into alternate energy resources continues.
D) new species are discovered and described by scientists.
Question 2
Rain with a pH of 4.6 is
A) about 10 times more basic than rain from non-polluted regions.
B) typical of regions with very low pollution.
C) about 10 times more acidic than rain from non-polluted regions.
D) about 100 times more acidic than rain from non-polluted regions.
Evolutionary adaptation to a new environment via natural selection.
Natural capital degradation
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Trees provide ecosystem services to people