Track Your Carbon Footprint With These Apps

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Looking for a great, simple way to go extra green this Spring? Try calculating your carbon footprint on a regular basis with one of these straightforward, easy-to-use iPhone apps. Whether you're looking for an elaborate tracking method or a basic way to monitor fuel efficiency, here are five apps to help you become more eco-conscious. Source: Flickr user University of Michigan School of Natural Resources & Environment

Carbon Footprint

Carbon Footprint

Track your green efforts with Carbon Footprint ($1) and see how much fuel you use in your car. Every time you fill up your gas tank, enter the data so that the app's calculations are up to date. What will you be able to view? Miles per gallon, dollars per gallon, dollars per mile, projected CO2 emissions per year, etc.

Zero Carbon

Zero Carbon

The simple Zero Carbon (free) app serves as a personal carbon footprint calculator. Even better? It provides a list of tasks to help you reduce your carbon emissions.

CarbonTrack

CarbonTrack

If you own a business, CarbonTrack (free) is a great way to monitor your company's daily CO2 emissions. The app divides emissions by cause — electricity, travel, and waste — and since it's specifically designed for businesses, it's a great tool for tracking eco-based information that can be presented in corporate meetings.

My Carbon Footprint

My Carbon Footprint

For a playful, kid-friendly take on planet-conscious apps, try My Carbon Footprint (free). You'll learn tips for minimizing CO2 emissions, answer questions to see how your lifestyle affects the environment, and earn badges as extra green motivation.

The Extra Mile

The Extra Mile

It couldn't be simpler: The Extra Mile (free) allows you to calculate how much carbon dioxide your trip will produce based on the number of travelers and the fuel efficiency of your car.