We have at most ten yearsโnot ten years to decide upon action, but ten years to alter fundamentally the trajectory of global greenhouse emissions.
James Hansen...99 percent confident that the world really was getting warmer and that there was a high degree of probability that it was due to human-made greenhouse gases.
James HansenRising carbon price is essential to 'decarbonize' the economy - to remove the nation towards the era beyond fossil fuels.
James HansenWe have to, in the next ten years, begin to decrease the rate of carbon dioxide emissions and then flatten it out. If that doesn't happen in ten years, we're going to be passing certain tipping points. If the ice sheets begin to disintegrate, what can you do about it? You can't tie a rope around an ice sheet.
James Hansen