The theme of environmental conservation is highlighted during Earth Day celebrations through various awareness-raising events and activities. Participants engage in community clean-ups, tree planting, and educational workshops focused on sustainable practices. These activities emphasize the importance of preserving natural resources and combating climate change. Schools and organizations often host programs that encourage individuals to adopt eco-friendly habits, fostering a sense of responsibility towards the planet. Earth Day serves as a global reminder of the collective efforts needed to protect the environment.