> not immediately threatening" to "Earth will be destroyed in a few years" without warning. Unless the lead time is 50-100 years, years might as well be tomorr

> not immediately threatening" to "Earth will be destroyed in a few years" without warning. Unless the lead time is 50-100 years, years might as well be tomorrow, it's going to kill us all either way. Even that might be stretching it. > Humans as a species will survive CO2 Maybe, personally I believe humans will cause their own extinction. I'm just not sure yet if we're going to take all life with us or not. Dealing with CO2 is a toss up between making the planet uninhabitable or completely inhospitable to life.