Divest out of all of your personal investments in the fossil fuel industry then do everything within your zone of influence to convince others to do the same. Convince other individuals, businesses, pension funds, endowments and national governments to also divest out of all of their investments in the dying fossil fuel industry as soon as possible. Why?
The greatest discovery in the history of science was rational scientific methodology itself, the second greatest was the discovery of evolution. The third greatest discovery in the history of science will eventually be widely recognized as; evolution is progressive. It has an overall directionality in spite of its many meanderings, retrogressions, dead ends and extinctions.