Last week the U.S. House of Representative approved a 1,500 page piece of legislation aimed at reducing America’s output of carbon emissions, which supporters suggest contributes to global climate change. If implemented, the legislation would require a 17 percent reduction (from 2005 levels) in carbon emissions by 2020 and an 83 percent reduction by 2050. Read more

Two weeks after President Obama challenged Congress to send him a bill that “places a market-based cap on carbon pollution and drives the production of more renewable energy,” House and Senate leaders responded with an ambitious timetable for new “cap-and-trade” legislation, including a final Senate vote by the end of summer.  Read more

Efforts by China, Brazil and Others in Many Ways Surpass Those of U.S., WWF CEO Says in Testimony

After years of the U.S. failing to address the climate crisis under the previous administration, China, Brazil and other emerging economies are moving forward, setting ambitious emissions targets and disproving the conventional wisdom in Washington that says they do not take climate change seriously and are unwilling to take action, World Wildlife Fund CEO Carter Roberts told Congress today. As the Obama Administration and Congress reclaim U.S. leadership on the critical issue of climate change, they will find willing allies in the developing world, Roberts said.  Read more

Dr. Bill Chameides, dean of Duke University’s Nicholas School of the Environment and a member of the National Academy of Sciences, discusses agriculture and its impact on the carbon residing biosphere over at Huff Post:

In a globally warming world, we would like as much carbon as possible to reside in the biosphere. Why? Because when it leaves the biosphere, carbon takes the form of carbon dioxide (CO2), that pesky greenhouse gas. Fortunately, the biosphere - the part of the earth that supports life - already contains a whole bunch of carbon: about 2 trillion tons, compared to a mere 750 billion tons in the atmosphere as CO2.  Read more