‘Deficit of trust’: At UN, leaders of a warming world gather

Temporary security barricades stand along 1st Ave. in New York in front of United Nations Headquarters Saturday, Sept. 21, 2019, as the United Nations General Assembly gets underway today and into the coming week. (AP Photo/Craig Ruttle)

People walk along a plaza at United Nations Headquarters Saturday, Sept. 21, 2019. (AP Photo/Craig Ruttle)

UNITED NATIONS — The planet is getting hotter, and tackling that climate peril will grab the spotlight as world leaders gather for their annual meeting at the United Nations this week facing an undeniable backdrop: rising tensions from the Persian Gulf to Afghanistan and increasing nationalism, inequality and intolerance.