Cars are a very large producer of green house gasses that are hurting the earth. The gasses that they produce are Water, Carbon dioxide, Methane, Nitrous oxide, and Ozone. Due to political understandings of the current issue of global warming some car companies have focused on becoming more environmentally friendly. Companies such as Toyota, GM and Ford have been phasing out their environmentally hurtful cars and phasing in more green cars, and eventually get to the point of electric.
The prius is a very afforable car that is environmentaly friendly ↓