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Biology, 29.07.2019 16:10 swagisminecraft

Who is responsible for our current climate change? why?
a. humans, increased release of co2 from burning fossil fuels.
b. it is natural, it has happened at the same rate before.
c. we don’t know, there is no scientific evidence for it.
d. asteroids, when they burn up in the atmosphere they release chemicals that trap heat.

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Who is responsible for our current climate change? why?
a. humans, increased release of co2...

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