Describe the atmosphere of Venus, Earth and Mars

Question

Describe the atmosphere of Venus, Earth and Mars

Answer 1

air

various types of air

Answer 2

Earth- Dirty but still breathable.

Venus-Poison.

Mars-Poison.

Answer 3

men are from mars, women are from venus, hermaphrodites are from uranus

Answer 4

Mars and Venus have similar bulk compositions (mostly CO2)

Earth's is different because of the biosphere.

In fact if you count all the CO2 dissolved in the oceans and locked up in rocks like limestone, the earth has the same composition as the other two.

Venus has the densest atmosphere; Mars has the thinnest