People around the world participate in Earth Day by planting trees, cleaning up litter, and engaging in activities that promote conservation and sustainability. It serves as a reminder of the importance of taking care of our planet and encourages individuals, communities, and governments to take action to protect the environment.

Themes for Earth Day often focus on pressing environmental challenges such as climate change, pollution, deforestation, and the loss of biodiversity. The goal is to inspire people to make positive changes in their daily lives and advocate for policies that address environmental issues.

Earth Day has grown into a global movement, with millions of people in over 190 countries participating in activities that contribute to a healthier and more sustainable planet. It continues to be a significant day for environmental education and activism.