Indo-Asian News Service: Climate change is a threat to the rule of law, and the Bar Association of India (BAI) may take on the government over the issue, its general secretary Lalit Bhasin said here Thursday. On the eve of a two-day national conference on Climate Change and the Role of Law being organised here by BAI, Bhasin said: "The rule of law is being threatened by the catastrophic changes" being caused by global warming. "As the sea level rises (due to global warming), there will be mass exodus from the …