Consider what kind of car you get. Buy cars and other products that have the least impact environmentally.

When fear displaces reason, the result is often irrational hatred and division.

The oil industry has outpaced the building of a public consensus of the implications of climate science.

I was recently on a tour of Latin America, and the only regret I have was that I didn't study Latin harder in school so I could converse with those people.

Well-established theories collapse under the weight of new facts and observations which cannot be explained, and then accumulate to the point where the once useful theory is clearly obsolete.

American democracy has been hacked.

It's an important point, and every little bit helps not least because those who make those kinds of changes are more likely to make their voices heard as citizens. But the ultimate solutions are going to come through policies.