3 Easy Ways to Make a Difference on Earth Day

The daunting challenges facing the planet — from man-made climate change to rapidly declining biodiversity — may make you feel like giving up. But everyday citizens can make a difference, and it's not just the simple fixes you've heard about like turning off the lights, reducing water waste and driving less.

Just in time for Earth Day on April 22, here are three ways you may not have realized can make a big dent fast.