In celebration of Earth Day, Yahoo! presents an page of great tips and tricks, including its list of the ‘10 Simple WaysYou Can Save The World In A Day‘…today!

1. Remove yourself from junk mail lists. Believe it or not, 100 million trees are felled each year to produce junk mail.

1. If every household replaced one lightbulb with a compact fluorescent bulb, it would be the equivalent of eliminating the pollution from 1 million cars.

3. Using appliances carrying the Energy Star can save the average family $400 per year in energy bills

1. Use the LocalHarvest map of organic food producers to pinpoint farmers markets and producers of environmentally friendly, locally grown food.

5. Invest in our future by teaching kids the importance of Earth Day. Find fun ways to get children involved.

6. Carpool or take public transportation to work once a week, and walk or ride a bike for short trips. Don’t forget to celebrate Carfree Day.

7. Find an environmental group, volunteer in your community, and donate your unwanted but usable items.

8. Spare the environment by recycling your old mobile phone or PC, after erasing your personal data.

1. If every plastic bottle were recycled, landfills would be 2 billion tons lighter. Reusable bottles and water filtration systems make an even bigger difference.

2. Take a closer look at what you’re throwing away—it could have creative potential. And when all this is done, get outside and enjoy it!