How to Avoid a Climate Disaster: The Solutions We Have and the Breakthroughs We Need

by Bill Gates

Fifty-two billion is how many tons of greenhouse gases the world typically adds to the atmosphere every year.

The climate is like a bathtub that’s slowly filling up with water. Even if we slow the flow of water to a trickle, the tub will eventually fill up and water will come spilling out onto the floor. That’s the disaster we have to prevent.

It’s hard to make real progress if every few years you have to stop work on one project and start from scratch on something else.

When wasted food rots, it produces enough methane to cause as much warming as 3.3 billion tons of carbon dioxide each year.