Guardian: Absolutely. It is possible – if we give politicians a cold, hard slap in the face. The fraudulence of the Copenhagen approach – “goals” for emission reductions, “offsets” that render ironclad goals almost meaningless, the ineffectual “cap-and-trade” mechanism – must be exposed. We must rebel against such politics as usual. Science reveals that climate is close to tipping points. It is a dead certainty that continued high emissions will create a chaotic dynamic situation for young …