Who’s that grizzled chap in the plaid? It’s our own David Roberts, on a panel earlier today titled “Debunking the Issue Silo Myth: Why the Broader Progressive Movement is Green,” at Netroots Nation.

His part is about 14 minutes into it:

Grist thanks its sponsors. Become one.

Reader support helps sustain our work. Donate today to keep our climate news free. All donations DOUBLED!