In his first week as President, Barack Obama called for urgent measures to combat global warming. At the same time, researchers at the National Center for Atmospheric Research released discouraging new findings. If carbon dioxide levels were cut back to pre-industrial levels, it would still take 1000 years to reverse the climate change that have already happened.
Is the Fight against Global Warming Already Lost?
Bill Patzert - Jet Propulsion Laboratory - @NASAJPL, Earl Blumenauer - Congressman (D-OR) - @repblumenauer, Robert Sirico - President and Co-founder, Acton Institute, Robert Hertzberg - California State Senate - @hertzieLA