Now we stand at our own crossroads, looking out upon two futures: one with rising temperatures, rising oceans, and rising violence on a hot and strip-mined planet and another with expanding organic harvests, growing solar arrays, and deepening global partnerships on a green and thriving Earth.

We're now moving into a stage where the green economy isn't just going to be the place for people to spend money. It's going to become a place where a lot more people can earn money, and also save more money. These kind of solutions require collective action and government action. So as an advocate for government change, even somebody like me gets to have a role.

In America, we're in the middle of a cyberwar with Russia.

We know that urban farms require less fuel for tractors and transport, but community gardens don't plant themselves.

In the aftermath of Hurricane Katrina, we did create Color of Change, an organization which focused on African-Americans in particular, because we felt that there was a big gap there in terms of online advocacy which had left the black community particularly vulnerable.

Let's stop wasting billions of dollars on prisons, which send people home who are too often less capable and more damaged than when they went in. We would have safer neighborhoods if we spent the same money on true rehabilitation, job training, employment and entrepreneurship.

Environmental justice is the movement to ensure that no community suffers disproportionate environmental burdens or goes without enjoying fair environmental benefits.