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grigory [225]
3 years ago
13

Estimate the length of time that it took for CO 2 to from 200 300 ppm

Biology
1 answer:
xz_007 [3.2K]3 years ago
7 0

answer:

it took 17,000 years for CO2 to go from 200 to 300 ppm.

<em>-- please mark the brainliest and click the thanks button if correct :)</em>

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