In the US - the Trump administration is looking to reverse rules which cut back on greenhouse gas emissions. The rolling back of vehicle exhaust standards, set by the Obama administration, puts the government on a legal collision course with the state of California.
Even before he was president - Donald Trump made his feelings on climate change known. It's angered scientists and environmentalists around the world - and his government's latest move won't do much to placate them, rolling back vehicle emission standards that were designed by Obama's government - with the aim of cutting oil consumption and making the US more environmentally friendly.</
