Conservatives need a reason to demonize migrants?
Climate - truthful information about climate, related activism and politics.
Discussion of climate, how it is changing, activism around that, the politics, and the energy systems change we need in order to stabilize things.
As a starting point, the burning of fossil fuels, and to a lesser extent deforestation and release of methane are responsible for the warming in recent decades:
How much each change to the atmosphere has warmed the world:
Recommended actions to cut greenhouse gas emissions in the near future:
Anti-science, inactivism, and unsupported conspiracy theories are not ok here.
It helps when there are “facts” so that susceptible people can be tricked long enough until the goals are accomplished.
Then they'll turn around and deny climate destruction in order to protect their funding sources.
Fascism has never been about consistency.