Earth Day is an annual event celebrated on April 22. Various events are held worldwide to demonstrate support for environmental protection. First celebrated in 1970, Earth Day events happen in more than 193 countries.
Join our Mission Commanders, along with expert scientists, as we investigate the science of planet Earth.
Become a trainee environmental scientist and help us investigate land, air and oceans, and see if together we can find solutions to some of the issues surrounding us today.