Article snippet: If climate change, the United States could become one of only three nations in a U.N. climate group not to be signed onto the deal. Trump announced in a tweet Saturday that he would make his "final decision" this week on whether or not to keep the U.S. in the landmark accord in which nations agreed to work toward curbing greenhouse gas emissions to address climate change. "I will make my final decision on the Paris Accord next week!" the president wrote. The president's tweet came after meetings with other world leaders who pushed for the U.S. to remain in the Paris agreement. “There is one open question, which is the U.S. position on the Paris climate accords," Italian Prime Minister Paolo Gentiloni said at the Group of Seven summit Pope Francis at the Vatican last week to keep the U.S. in the climate change accord. The December 2015 deal has as of this month been signed by all 197 countries in the Nicaragua. Of the 195 that have signed, 147 have ratified the accord. If the U.S. pulls out of the Paris deal, it would become the largest producer of greenhouse gas emissions not included in the agreement, according to EPA data. Trump has at times seemed to downplay concerns over climate change. As a candidate on Dec. 1, 2015, Trump posted a video on ABC News' Jordyn Phelps and the Associated Press contributed to this report. Link to the full article to read more