Climate change is an ongoing problem that affects ecosystems in many ways. People from all different backgrounds, from architects to biologists, have united to attack climate change from multiple angles.

From Sept. 20 to 27, people from Melbourne, Prague, Delhi, Portland and many other cities came together with a common goal. Worldwide, around 4 million people showed up to march, sign petitions, hold signs, and challenge their governments to do better regarding climate change.