Al Gore keeps reassuring nervous audiences that we have the tools to solve the crisis. Time is short, he says, but it hasn't run out yet. And with all that, he had time to write a poem - one that Yeats might have been proud of.
In this critical time, with this urgent choice before us, we need voices from every sector -- political, corporate, environmental, religious, public health -- to call for common sense solutions to climate change.
Stewart kept acting put out that addressing climate change won't be as simple as switching from buggies to cars. Steward always half jokes, but he's usually far more educated about what he's commenting on.