2 Degree Limit

Obviously, we need to stop the human enhanced extra greenhouse effect. There are a number of ways to approach this. Let me say right away that taking CO2, the main greenhouse gas of concern long term, out of the atmosphere is NOT one of the ways. Here's why: It takes energy to put Carbon into solid or liquid form. You get energy back when you move the Carbon into a gas form (as CO2). That is something of an oversimplification but long term, large scale, it is correct. Since, for the most part, the greenhouse effect is caused by the the generation of energy for use, which causes the movement…