The key answer of exercise 1

Earth Day is celebrated annually on April 22nd. It is a day dedicated to promoting environmental awareness and advocating for the protection of our planet. On Earth Day, people around the world participate in various activities such as tree planting, beach clean-ups, recycling events, and educational programs focused on environmental conservation. It serves as a reminder of the importance of preserving Earth's natural resources and taking action to address environmental issues such as climate change, pollution, and habitat destruction.