Climate change is a big issue in DC these days, and the folks at Gristmill are following the drama. David Roberts updates us on some of the recent developments in Congress, Kate Sheppard tracks efforts to eliminate tax breaks for Hummer purchases, and Van Jones applauds the House Education and Labor Committee’s passage of the “Green Jobs Act of 2007.” They’re also looking at strategies: Sean Casten advises reframing investment in renewables as leveling the playing field, and David Roberts wonders whether it’s wise to demonize House Energy and Commerce Committee Chair John Dingell.

Over at Shifting Baselines, Jack Stern lets us know about ocean-related legislation Congress is set to take up.

Elsewhere, there’s plenty of non-DC-centric blogging:

Ruth Levine and Jessica Pickett respond to news that the global health community is exploring potential insurance mechanisms and risk management products to finance pandemic flu vaccines for developing countries; they point out some of the details that will bedevil the plan.

Revere at Effect Measure just found out about Texas A&M biodefense researchers infected with a biological weapons agent – something that happened in April 2006 but was not reported to the CDC.

Angry Toxicologist has the lowdown on a new study linking PFOA (the chemical involved in Teflon® production) to increased allergic response in mice.

Coturnix at A Blog Around the Clock observes that a new paper on Bisphenol A reveals a lot about how industry produces bad science.

Catherine Price at Broadsheet reports on a study linking burqas to vitamin deficiency.

Josh Rosenau at Thoughts From Kansas is conflicted over Tyson’s antibiotic-free chicken – a good environmental choice from a company with a horrific labor record.

Kevin Grandia at DeSmogBlog provides a handy timeline of the auto industry’s lawsuit against the state of California.