In the US many (most?) prominent members of the Republican Party (our right wing/conservative political party) deny the existence of global warming/climate change.
https://www.nytimes.com/2020/01/08/world/australia/fires-mur...
Of course, nobody wants to hear they are the useful idiot that fell for it, but we can't let that stop us from pointing out reality.
As far as the Republican party goes, I'm sure there are many who do believe in climate change, however they have to fall in line and so they will not speak up. The Republican party is known for presenting a "unified" message.