There is still time to act and avoid a worsening climate but we are wasting precious time.
James HansenThe climate system is being pushed hard enough that change will become obvious to the man in the street in the next decade.
James HansenAs you get more global warming, you should see an increase in the extremes of the hydrological cycle - droughts and floods and heavy precipitation.
James HansenIt's as certain that as long as fossil fuels are the cheapest energy, we will just keep burning them.
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