It's not bio-degradable for one, it can be recycled but most recycling centers have stopped accepting it. There are also health concerns, normal exposure can cause irritated skin, eyes and gastrointestinal problems. Prolonged exposure over years can cause depression, headaches, fatigue, even a minor effect on the way your kidneys function. 57, thats right FIFTY SEVEN chemical byproducts are released into the air during the creation of styrofoam, adding to the air pollution there is also liquid and solid chemical waste left to be discarded. A necessary ingredient is petroleum, which we all know is a very limited resource by this time. There's really not many GOOD things we can say about it at this point, it hurts yhe environment, diminishes our natural resources, and causes physical damage to our bodies.