Walk into any gym and you're going to see quite a bit of energy burned -- the energy it takes to keep all that equipment running. So some gyms and exercise enthusiasts are putting a greener spin on working out, as CBS 3's Natasha Brown shows us.
While improvements in automotive technology are helping clear the air, the following tips will help you protect the environment. These green driving tips are simple and easy to remember, and may even save you money.View Tips