Earth Day's inspiration lies in making humans aware of the natural environment. But most likely you’ll keep your smartphone on you all the same.
And that’s OK, because along with games, social media, and selfies, mobile technology has become a great platform for tools that can help you cut the environmental costs of everyday decisions, from grocery store trips, to watering the yard, to decreasing your climate-changing carbon footprint. Sometimes you can even save money in the process.
Check out this Earth Day selection of seven apps that make it easier for anyone to go green.