` It looks as though it 's about $ 125 worth of extra impact for every one more ton of Carbon Dioxide we put in the atmosphere -- that comes up to around $ 0.20 per a liter of gasoline , '' he said . Climate change could cost more than $ 1 billion a year , the international panel of experts said . Experts said the cost could be much higher if emissions continue at the current rate . The report is the second part of the IPCC 's benchmark assessment of climate change .
Climate change could cost more than $ 1 billion a year , the international panel of experts said . Experts said the cost could be much higher if emissions continue at the current rate . The report is the second part of the IPCC 's benchmark assessment of climate change .