Multiple Choice
The most effective and practical way of reducing CO2 emissions is to ___________.
A) make many small changes over all of the human population that act like 'wedges' reducing emissions
B) switch to all renewable energy as soon as possible
C) stop all industry that emits CO2 regardless of the economic problems it may cause
D) There is no problem with climate change, so we do not need to do anything.
Correct Answer:

Verified
Correct Answer:
Verified
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