It is a myth. It is an ideology that rejects science. And the proof that hacker news is full of ignorant college students who choose ideology over science (and capitalism, for that matter) is the fact that any failure to blindly advocate the socialist position is automatically downvoted.
EDIT: I take the downvotes this post is getting as proof that my hypothesis is correct. If my hypothesis were wrong, I would get actual responses or counter arguments attempting to illuminate me. Downvotes are cowardly.
I think this comment is heavily downvoted because it's all self-righteousness and ad hominem ("ignorant college students") without real discussion.
You're probably getting downvoted elsewhere for claiming global warming is a myth, but you're making actual arguments, so those comments aren't in the karma hole. Your comment here is just bile without useful content.
EDIT: I take the downvotes this post is getting as proof that my hypothesis is correct. If my hypothesis were wrong, I would get actual responses or counter arguments attempting to illuminate me. Downvotes are cowardly.