Climate Change - Putting the Brakes on the Bus

Ecologists have worried for years about the amount of carbon that could be lost to the atmosphere from wildfire in the boreal forest. Johnstone says the change in vegetation regime might help bring the system back into control, at least for a bit. Discovering this natural shift took some sleuthing. The pieces of the puzzle that are still missing are the ones that help explain how we pump the brakes enough to keep that bus from reaching the cliff.