Right now, a lot of the political apathy can feed off the fact that the average voter is pretty old in most Western countries, so climate change will have limited impact on them. So maybe motivating these voters is the way to go.
And, arguably, its not, even in what are perceived as “democracies”, because a narrow elite controls the media narratives (even the apparent conflicts in the media are largely between factions of that narrow capitalist elite), controls public perception of reality and the available perceived space of political options, and thereby directs society even in the presence of the superficial forms of democracy.
In Europe some people are gluing themselves to roads. This won't work because this riles up people, but we should rile up politicians, not people.
About five years ago I switched my attitude from: "We will find a solution" to: "I hope we will find a solution". I am not very hopeful.
There's a well-known essay that explains why this is effective. It's titled, "Letter From a Birmingham Jail”. Highly recommended.