The simplest carbon dioxide removal approach is to plant a tree. Ken Caldeira More Quotes by Ken Caldeira More Quotes From Ken Caldeira If you're talking about mugging little old ladies, you don't say, 'What's our target for the rate of mugging little old ladies?' You say, 'Mugging little old ladies is bad, and we're going to try to eliminate it.' You recognize you might not be a hundred percent successful, but your goal is to eliminate the mugging of little old ladies. And I think we need to eventually come around to looking at carbon dioxide emissions the same way. Ken Caldeira successful talking thinking All I am asking is that we follow the golden rule: "Do unto others as you would have them do unto you." This is fundamentally a moral issue, not an economic issue. Given what we know now, it is simply unethical to impose risk of grave damage on future generations just so that we can have a few more consumer products today. Ken Caldeira issues risk growth We need social tipping points, where the average person thinks it's not okay to build a smokestack or a tailpipe, or to use the sky as a dumping ground, it's only when the average person changes their thinking that things will change. Ken Caldeira environment