Vehicle idling is a huge contributor to this big scary global warming thing, and though climate change might seem very far removed from your life, it's not -- it affects all of us and we need to take action to make our world a healthier place.

For starters, here's a quiz on Idling your car the contains some interesting facts. In the winter, for example, you only need to warm up your car for 30 seconds before you drive it -- no need to leave it idling in your driveway.

A word of warning about the quiz: When you click on Answer, it shows you the answer to all the questions, not just that one. So if you want to really test yourself, wait until the end to look at the answers.

What did you get?