Climate zealots are always wrong — but never own up to their nonsense

John Stossel : Politicians, activists and media pushing hysterical myths about climate change.

Alarmist media and environmental groups never apologize, he says, just move on to the next scare scare.

He says the Arctic will soon be ice-free by 2030 , but it's not happening at nearly the catastrophic pace that they claim.

Stossels: The world experienced the biggest drop in hunger and malnutrition ever as climate has warmed.