The incoming US president is likely to reverse the current government’s policy on climate change, Washington’s current envoy told the UN Climate Change Conference on Monday as it opened in the Azerbaijan. President-elect Donald Trump’s likely U-turn on climate action is all the more disappointing, given the worsening climate crisis, US international climate policy adviser John Podesta told journalists at the conference in Baku. Leaders, ministers and other officials from around 200 countries are gathered to discuss how to limit global warming and its deadly consequences. Podesta called the cli…