New Delhi, Feb. 17 -- The global transition to clean energy represents a $2 trillion economic opportunity that countries cannot afford to miss, the UN's top climate official said on Saturday. UN Climate chief Simon Stiell, in an interview to HT, said the massive economic benefits of clean energy transition would continue driving climate action forward, despite recent setbacks in international negotiations and the decision by US president Donald Trump to withdraw from global climate action frameworks. "The global clean energy boom presents a massive economic opportunity, with enormous profits, economic growth and jobs for those who embrace it," Stiell said. "The nations that set the strongest targets and plans will ultimately be the biggest economic winners."...