Global climate change is a concern to scientists because it_______.
a.
is a natural process unaffected by humans
b.
has never changed before
c.
can have drastic effects to life on Earth
d.
can happen overnight

Respuesta :

Global climate change is a concern to scientists because it can have drastic effects to life on Earth. It can cause severe droughts, flooding, change animal behavior, and cause the sea level to rise. Scientists say that it is humans that are causing the global climate change. The correct answer is C. 

The correct Answer is C :)

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