Big Data

Get the facts about global climate change with these 10 apps

Give O2

Give O2 is a way to measure and offset your carbon footprint and get rewards for particpating stores and businesses. The app connects what you're buying, how you're traveling, and your household habits to how much carbon you're contributing each day. It's available for iOS.

Image: Give O2

By Lyndsey Gilpin

Lyndsey Gilpin is a former Staff Writer for TechRepublic, covering sustainability and entrepreneurship. She's co-author of the book Follow the Geeks.