To be fair the only real giveaway was "bigly", which was subtle. Otherwise I've heard people try to make this exact argument. "Well the air isn't all smoggy so I don't know what you all are so worried about."
So many people express such opinions straightfacedly, it more readily registers in my mind as tiresome than ironic.
Sadly we live in a post-ironic world.
There are two camps of people who either don’t believe in climate change entirely or see climate change as a means to achieve an ecofascist state.