The majority voted to move in one direction then the majority wanted to reverse it.
Both candidates weren't equally bad. That is always the situation and you must choose the least worse or best candidate.
Sounds like both candidates were terrible enough that quite a few didn't bother?
2. Not voting still results in one being elected. This isn't the same as being offered two foods you don't like and declining to eat either.
3. The judgment on the quality of the candidates is likely mostly based on misinformation and manipulation by others.
Their fault. The Republican party has been quite open about being a against environmentalism and related policies.
Yes, but the hope is that the downside happens to the people you don't like, and you somehow only get the upside.