Many of us grew up watching Captain Planet - the environmental superhero who brought polluting eco-villans to justice when summoned by the five "Planeteers".
But despite being a cartoon, there are real-life political equivalents in Congress who spend their careers fighting to protect natural resources from corporate polluters and global warming. So who are the five would-be Planeteers in Washington with the most liberal record on the environment?
What about other key issues? Who are the biggest champions of Civil Rights in Congress? Can you guess?
Find out now