13 Incredible Images of Climate Change Marches Around the World, Happening All At Once

Tens of thousands of people across 150 countries took to the streets Sunday to demand action on climate change from their governments. The "People's Climate March" has been called the biggest global call-to-action on climate change in history. In New York City, the site of the largest demonstration, organizers estimated that nearly 310,000 marchers flooded the streets ahead of a United Nations summit on Monday.

Here's what the march looks like around the world:

New York City:

Jason DeCrow/AP

London:

Fiona Hanson/AP

Berlin:

Gero Breloer/AP

New York City, featuring actor Mark Ruffalo:

Craig Ruttle/AP

Paris:

FRANCOIS GUILLOT/Getty Images

Brussels:

NICOLAS MAETERLINCK/Getty Images

Rio de Janeiro:

Silvia Izquierdo/AP

Delhi:

Hindustan Times/Getty Images

New York City:

Andrew Burton/Getty Images

New York City:

Jason DeCrow/AP

London:

Fiona Hanson/AP

Rio de Janeiro:

Silvia Izquierdo/AP

New York City:

Craig Ruttle/AP