As the song goes, "you've only got 4 Minutes to Save the World!" Using your mouse to move the globe, catch the renewable energy sources to gain Earth Health — but watch out for the fossil fuels: they hurt the Earth!
Music: "4 Minutes," Madonna feat. Justin Timberlake and Timbaland Graphics: CC-BY, from clipartsheep.com Created for CS 50 at Harvard College, in Fall 2015.
