climate denier

[ klahy-mit di-nahy-er ]
/ ˈklaɪ mɪt dɪˌnaɪ ər /

noun

a person who does not accept the existence or validity of climate change: Most of the summit protestors are climate deniers.
Also called cli·mate de·ni·al·ist [klahy-mit di-nahy-uh-list] /ˈklaɪ mɪt dɪˌnaɪ ə lɪst/.
See also climate denial.

Origin of climate denier

First recorded in 2005–10