How could climate change activism be made more appealing to people indifferent to the issue?

I wish that it were, but most people are stuck in their ways and the only way to show them how important it is, is to show them the dangers of it but they often don't belive it.

Show substantial evidence proving that the world will be destroyed by climate change. 1.6 degree difference in 40 years does not worry most people

Many people who don't agree with climate change are right leaning. Many of them include farmers. They and their families could lose their livelyhoods if their crops are unable to adapt to the new world.

Climate change is an issue that can be shared with more analogies and comparisons to common life and well-being.

Actually propose tangible solutions like nuclear energy while we work on a long term solution like nuclear fusion

By making those who are indifferent aware of the imminent risks that climate change poses to their way of life in specific.