Greenhouse gasses trap heat and make the planet warmer, and the largest source of greenhouse gas emissions from human activities in the US are from burning fossil fuels for electricity, heat, and transportation. Car ownership and use is the second largest contributor to greenhouse gas emissions accountable for 43% of emissions. CleanCommute is a web-based solution to help young King County residents calculate, monitor, track, and mitigate their transportation-related carbon footprint. CleanCommute aims to empower young adults in the metro Seattle area to be conscious of how their individual transportation choices affect the environment.