Climate Week NYC, U.N. General Assembly kick off weeklong meetings

Nana Addo Dankwa Akufo-Addo speaks at an event on sustainable development goals during Monday's opening of the U.N. General Assembly 76th Session in New York. Photo by John Angelillo/UPI

U.N. Secretary-General Antonio Guterres speaks to reporters after a meeting with British Prime Minister Boris Johnson for climate change discussions during the 76th Session of the U.N. General Assembly in New York on Monday. Pool Photo by John Minchillo / UPI

British Prime Minister Boris Johnson speaks to reporters after meeting with U.N. Secretary-General Antonio Guterres during the 76th Session of the U.N. General Assembly in New York on Monday. Pool Photo by John Minchillo / UPI

U.S. Presidential Envoy for Climate John Kerry arrives at United Nations headquarters in New York Monday during the 76th Session of the U.N. General Assembly. Pool photo by John Minchillo/UPI