The Paris agreement is complex and works in a slow bureaucratic manner. It’s a mostly voluntary climate pact originally written in ways that would both try to reduce a worsening climate change problem and withstand the changing political winds in the United States.

President Donald Trump once again withdrew the United States from the Paris climate deal on Monday, removing the world's biggest historic emitter from global efforts to fight climate change for the second time in a decade.

One of President Trump’s first executive orders withdraws the U.S. from the Paris climate agreement. These graphics show why the pact is crucial to curbing the worst effects of global warming