Cities came together at the Climate Summit for Local Leaders in Paris Town Hall, on the sidelines of the COP21 talks, to declare that they will deliver annual reductions of 3.7 gigatons in greenhouse gas emissions by 2030.

US Ambassador to France, Jane Hartley, addresses mayors and attendees at a COP21 reception flanked by US Conference of Mayors’ CEO Tom Cochran and USCM President Stephanie Rawlings-Blake, Mayor of Baltimore
Photo: USCM