India, Sept. 15 -- US special envoy on climate John Kerry said on Tuesday he has urged the Indian government to think about announcing a 450GW renewable energy goal by 2030 as part of India's nationally determined contribution (NDC) under the Paris Agreement at the UN climate change negotiations (COP 26) in Glasgow in November, stressing that modelling studies indicate the goal could put India's NDC on track to keeping global warming under 1.5 degrees Celsius....