The problem EcoFriend solves

It solves the problem of increasing carbon emissions from our day to day activities. It takes into account one of the important domains of our life i.e. transportation.
People don't know how much they are contributing in global warming. We are making them aware of the carbon they are emitting through their transportation and giving them optimum choices of routes between source and destination.

Challenges we ran into

Difficulty in getting api of flight routes.