Earth will survive next time too. I'm pretty sure Earth could survive absolutely anything we throw at it. Life on Earth may not survive in it's current form, ho

Earth will survive next time too. I'm pretty sure Earth could survive absolutely anything we throw at it. Life on Earth may not survive in it's current form, however. It's interesting to note that the last time a life form on Earth substantially changed the Earth's atmosphere, it caused "one of the most significant extinction events in Earth's history" (see https://en.m.wikipedia.org/wiki/Great_Oxygenation_Event https://en.m.wikipedia.org/wiki/Great_Oxygenation_Event and https://en.m.wikipedia.org/wiki/Carbon_dioxide_in_Earth%27s_atmosphere#Past_concentration https://en.m.wikipedia.org/wiki/Carbon_dioxide_in_Earth%27s_...)