On Sept. 21, 400,000 people gathered in New York City to participate in the People's Climate March to bring attention to climate change.

BuzzFeed asked marchers what they were marching for and if they were marching with any particular group.
Angela and Rowland

"For our children's children, for my wife, for our future."
Bill and Elizabeth Laberge

"We are marching for Breezy Point."
Anastasia Taylor, Code Pink

"Because the environment is not just a place for vacation."
Bill McKibben, author and co-founder of 350.org

"Sanity."
Cynthia Maldonado, Housing and Displacement Contingent

"I'm marching for displaced people of color!"
Jasmine, Alex, and André, SEIU and La Fuente

"Because there is no Planet B!!"
Erika Bucior and Sarah Schmidlin, Ithaca College

"Sustainable agriculture."
John Bachtell, Communist Party USA

"We're marching to put people and nature before profits!"
Juan Pedro Chang, Central Unitaria de Trabajadores del Perú

"Ciudadanos y pueblos del mundo marchando contra el cambio climatico."
In English:
"Citizens and people of the world march against climate change."
Kate, Camille, and Bilou

"For the honeybees."
Khalil James, James Madison University Earth Club

"Because mountains are awesome."
Kirat

"Because we'll never get a chance like this to pressure leaders from around the world."
Kris Weber, Vassar College student along with other current Vassar students and Vassar alumni

"Veganism for a greener future."
Landon, who came with 47 others from Athens, Georgia

"Food security."
Blair

"For the next generation...they need us!"
Silaka Cox, Rockaway Youth Task Force

"I am marching today because communities should be involved in climate solutions."
Maite

"For ethical corporations."
Malik, Environment America

"I march 4 (for) clean energy!!"
Mette Newth

"For the climate of our grandchildren."
Mark and Adam

"Our business is the planet's business — for a more just and sustainable world!"
Rafael

"4 (for): East LA, mi pueblo, Pacha Mama, Isabella, Diego, Andres Olliv, Pax!!!"
Sabrina Fu, Citizens Climate Lobby

"For children to grow up in a livable world."
Roxanne, Citizens Climate Lobby

"For people in developing countries to have a life that is sustainable."
Dr. Saleemul Huq, Director of the International Center for Climate Change and Development

"To bring voices of the vulnerable communities."
Sarah Butler, Ithaca College

"Justice."
Simone

"Because I don't want my brothers to die form asthma and other disease."
Linda Lee, Climate Justice Alliance

"Climate Justice Alliance — we the people are fighting against climate change in our community."
Sydney

"A zen approach to climate action."