Ahhhhh the big debate it's summer, it's hot you want to be green do you drive with the car a/c on or do you turn it off? What is one to do? You've heard claims on both sides so here's the 411: When you want to drive as green as you can: when you're going under 40 mph go ahead and roll down the window, turn the a/c off and enjoy the breeze. But, if you're … [Read more...] about Eco Tuesday: Car a/c on or off?