2015 ended with what India, the U.S and many other nations called a historical agreement in Paris. But, the big question that we ask in 2016 is will it be implemented for India at home as well as internationally. While climate change is a global challenge, domestically, fighting the rising air pollution has also also taken centre-stage. We discuss with Prakash Javadekar, Minister for Environment, Forest and Climate Change; Shyam Saran, PM Manmohan Singh's Special Envoy for Climate Change; Chandra Bhushan, Deputy Director, Centre for Science and Environment; and Devinder Sharma, Agricultural Scientist.