Ways to stop climate change, ranked

[A fascinating list of ways to reduce global warming](http://www.drawdown.org/solutions-summary-by-rank), ranked by effectiveness and cost, with some surprising findings.

Refrigerant management–basically what happens when you discard an air conditioner–is the top opportunity, above anything energy-related. After that comes onshore wind farms, then two food-related items: reducing waste and eating more plants.

Pragmatic and encouraging! The authors have edited [a book around all of the opportunities, Drawdown](https://smile.amazon.com/Drawdown-Comprehensive-Proposed-Reverse-Warming-ebook/dp/B01KGZVNT0/ref=mt_kindle?_encoding=UTF8&me=).