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

The 2015 Paris Agreement is a treaty signed by 196 countries that agrees to limit global warming to “well below 2 degrees Celsius” (3.6 degrees Fahrenheit), and, ideally, cap temperature increases at 1.

The world’s largest economy and second-largest emitter of greenhouse gases will withdraw from the global climate pact, disrupting efforts to tackle climate change