Question

What does Co2 build-up in the atmosphere cause?

Answer 1

FIrst, do you know what Co2 is?

Answer 2

carbon dioxide

Answer 3

Yep, and carbon dioxide does what to the atmosphere?

Answer 4

it goes in the atmosphere?

Answer 5

But what effect does it have?

Answer 6

It controls greenhouse effect

Also, carbon dioxide is one of the reasons of why the Earth is heating up

Answer 7

heating up?

Answer 8

Global warming-climate change-
you know, that stuff

Answer 9

Okay,

Answer 10

Thank you Snowflake0531.

Answer 11

yw~