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 HansenThe most difficult task, phase-out over the next 20-25 years of coal use that does not capture COโ, is Herculean, yet feasible when compared with the efforts that went into World War II. The stakes, for all life on the planet, surpass those of any previous crisis. The greatest danger is continued ignorance and denial, which could make tragic consequences unavoidable.
James HansenGlobal warming has already triggered a sea level rise that could reach from 6 metres (19.69 ft) to 25 metres (27.34 yards).
James Hansen