thank you, bob bazell in very scenic iceland.eautiful out there, but of course there's a lot of danger lurking beneath those volcanos. >>> today the 40th anniversary of earth day. a bipartisan group of senators only days away from unveiling comprehensive climate and energy legislation. joining me now, carol browner, the assistant to the president for energy and climate change. also former epa administrator, joins us from the beautiful white house lawn on a sunny day. good to see you, carol. let's talk about earth day, what we can expect. there is a warning from senator kerry, one of the real prime movers on this, and also you yourself in an interview with politico suggesting that if congress does not move on this legislation that there are steps, administrative steps that the white house can take. what can the administration do without the force of the legislation passing? >> well, the administration believes that legislation is very important because what we want to do is create a new clean energy future for this country. we nee