lilydkitty
contestada

What are carbon dioxide levels like in our atmosphere today?

A. at an all-time high in Earth’s recorded history

B. about the same as it was 1 million years ago

C.at an all-time low in Earth’s recorded history

D.lower than it was 75 years ago

Respuesta :

silla723

Answer:

i believe its A.

Explanation:

terigiddens65
The answer is A.

Data has shown that it has made a high record of 412.5 ppm as of 2020.

Hope I helped :)!

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