On November 11 , around 200 nations will meet at the Copenhagen climate change summit in Copenhagen . Andrew Hammond : The battle against global warming is at the national rather than global level . In 2012 alone , 32 of 33 surveyed countries ( which account for more than 85 % of global greenhouse gas emissions ) , including the United States and China , have introduced significant climate or energy-related legislation and regulation , according to a recent GLOBE International report . He believes laws and regulations to address the problem are being passed at an accelerated rate . Although the 2015 deadline is unlikely to be reached , now is the time to act , says Hammond .
On November 11 , around 200 nations will meet at the Copenhagen climate change summit in Copenhagen . Andrew Hammond : The battle against global warming is at the national rather than global level . He believes laws and regulations to address the problem are being passed at an accelerated rate . Although the 2015 deadline is unlikely to be reached , now is the time to act , says Hammond .