Trump signed an executive order that begins the process of withdrawing from the Paris Climate Agreement, which he also did ...

Former President Barack Obama signed the agreement, later giving a statement explaining his decision and his desire to address the growing concerns of climate change. "Of course, the Paris ...

An international treaty on climate change, former President Barack Obama first signed an executive order to join the Paris Agreement in 2016. At that time, he pledged $3 billion to its initiatives.