CLIMATE -"Balancing the Carbon Budget"Carbon markets, Carbon credits HIAPER Pole-to-Pole Observations views of whole slices of the atmosphere

Black carbon particles - emitted by diesel engines, industrial processes, and fires -- are more widely distributed in the atmosphere than previously thought absorbing solar radiation, influencing the formation of clouds or enhancing melt rates when they are deposited on ice or snow.
surprised to find larger-than-expected concentrations of nitrous oxide high in the tropical atmosphere
http://www.sciencedaily.com/releases/2011/09/110907151852.htm