Every year on April 22, Earth Day is celebrated (庆祝) all over the world. It is a time to work towards keeping our earth clean. People plan projects to clean up the land, air and water.
U.S. Senator Gaylord Nelson first thought of the idea for Earth Day in 1962 when he saw polluted rivers and cities covered with smoke. Senator Nelson needed to get support from Americans to clean up the earth. Finally, on April 22, 1970, 20 million Americans celebrated the first Earth Day! Now many countries around the world celebrate it, and so can you. How can you celebrate Earth Day? Here are a few ideas: Join a clean-up project-Clean up your street or a favorite beach.
Save energy-Turn off the lights when you leave a room, and use public transportation.
Use less water.
Reduce (减少) / Reuse/ Recycle-Practice the three Rs: First, reduce how much you use. Then reuse or recycle what you can.
You can make a difference on Earth Day and every day!