> On what basis are we saying the earth is warming? Physics. > Can we even do anything about it if it is? How expensive will it be? > - What, if any, are the

> On what basis are we saying the earth is warming? Physics. > Can we even do anything about it if it is? How expensive will it be? > - What, if any, are the good effects of climate change? It can't be all bad but it just bothers me when I see things talking about how it will hurt, say, North America. But will it makes other parts of the world, currently largely uninhabitable, more hospitable? These are great questions, but they have nothing to do with the reality of what's happening. Unfortunately, we're distracted from this very important conversation if we do not agree on the basic facts.