According to Wikipedia, it seems that the current scientific explanation is that the runaway greenhouse effect was caused by the evaporation of oceans (caused by the brightening of the sun). The presence of vapor in the atmosphere led to the runaway greenhouse effect.
Could this also have contributed to the massive greenhouse effect it has?
According to Wikipedia, it seems that the current scientific explanation is that the runaway greenhouse effect was caused by the evaporation of oceans (caused by the brightening of the sun). The presence of vapor in the atmosphere led to the runaway greenhouse effect.
https://en.wikipedia.org/wiki/Runaway_greenhouse_effect?useskin=monobook#Venus
I guess whatever hit it could have been made of largely carbon dioxide? No idea if anyone knows where the CO2 came from