EcoWatch: If a new scientific paper is proven accurate, the international target of limiting global temperatures to a 2°C rise this century will not be nearly enough to prevent catastrophic melting of ice sheets that would raise sea levels much higher and much faster than previously thought possible.
According to the new study--which has not yet been peer-reviewed, but was written by former NASA scientist James Hansen and 16 other prominent climate researchers--current predictions about the catastrophic...