A global climate march is a worldwide event where people go out into their communities and march together to raise awareness about climate change. The point of the march is to show people how important it is to take action against climate change. People march in order to show the government and other decision makers that people care a lot about the environment and want them to take action now to save it. Many people all around the world come together for this march wearing signs, holding banners, and chanting to show their support for the environment.