Which of the answers below is the best example of a positive feed back that then reaches an equilibrium in an earth system?
a. the slow growth in diversity of the biosphere until it reached a balanced equilibrium.
b. unfortunately, humans have been killing off species and upsetting this global balance.
c. the slow melting of the ice caps at the end of the ice age and then their equilibrium in the last 10,000 years after the ice age (at least until humans start shrinking the ice caps with global warming).
d. the slow buildup and then maintenance of stratospheric ozone (at least until humans got involved).
e. the slow buildup of the magnetosphere and then its maintenance ( goodness humans can't affect this earth system).
Answers: 1
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Which of the answers below is the best example of a positive feed back that then reaches an equilibr...
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