The solution to Branson’s problem (not to mention our, global, problem) is closer to hand than we could ever have imagined. It is, quite simply, stop breathing; or at least breathe less.
For the full story on the science check out the Null Hypothesis site

Atmospheric concentrations are determined by the balance of the input rate and the removal rate. Input rates have increased due to human activity removal rates are determined by the effectiveness of sinks, or systems that absorb or neutralize a GHG. The primary methane sinks are oxidation by chemical reaction with tropospheric hydroxyl, stratospheric oxidation, and [...]

New analytical techniques have been brought to bear on Thomas Jefferson’s Y chromosome, in a study to be reported in the April issue of the American Journal of Physical Anthropology.

The presidential chromosome turns out to belong to a rare class called ‘K2′, which is found at its highest frequency in the Middle East and Eastern [...]

Astronomers using NASA’s Spitzer Space Telescope have observed that planetary systems ­ dusty disks of asteroids, comets and possibly planets ­ are at least as abundant in twin-star systems as they are in those, like our own, with only one star. Since more than half of all stars are twins, or binaries, the finding suggests [...]