New York is hosting Climate Week NYC, an annual event that promotes climate action, at the same time the UN General Assembly takes up the issue on several fronts.

Activists geared up Friday for protests around the world to demand action on climate change just as a pair of major weeklong climate events were getting underway in New York City.

The actions in Berlin, Brussels, Rio de Janeiro, New Delhi and many other cities were being organized by the youth-led group Fridays for Future, and included the group's New York chapter, which planned a march across the Brooklyn Bridge followed by a rally that organizers hoped would attract at least 1,