I'm looking forward to a mini ice age/impending disaster. It will be interesting no matter what.
Say, maybe a buncha people will die, the population will be minimized, plants will flourish, CO2 will be absorbed, and the cycle will start over!
Agent Smith was right:
"There is another creature that does this: Do you know what it is? A virus. You humans are a cancer of this planet, you are a...plague"