The term "drawdown" (as stated in the book & their website) "is that point in time at which greenhouse gases peak and begin to decline on a year-to-year basis"(page x in the Forward). They have broken their solutions into the following categories: Energy, Food, Women and Girls, Buildings & Cities, Land Use, Transport, and Materials... and they also share 20 "Coming Attractions" of innovative ideas on the horizon that have environmental potential.
innovation is the key to solving our environmental issues:
- Refrigeration Management (HFC's & previous ozone depleters)
- Wind Turbines (Onshore)
- Reduced Food Waste
- Plant Rich Diet
- Tropical Forest Restoration & Recovery
- Educating Girls
- Family Planning
- Solar Farms
- Silvopasture (cattle in treed, not cleared, pastures)
- Rooftop Solar
To learn more about Project Drawdown, check out their website, especially their Frequently Asked Questions page. Also online (or in the book), you can see the entire listing by rank.
Video from https://www.youtube.com/watch?v=k1wXHx2DsSU; book cover from https://www.amazon.com/Drawdown-Comprehensive-Proposed-Reverse-Warming/dp/0143130447/ref=sr_1_1?ie=UTF8&qid=1521212923&sr=8-1&keywords=drawdown; graph from Drawdown's Facebook page: https://www.amazon.com/Drawdown-Comprehensive-Proposed-Reverse-Warming/dp/0143130447/ref=sr_1_1?ie=UTF8&qid=1521212923&sr=8-1&keywords=drawdown