I don't remember it but they tell me there used to be a glacier where I live. I wonder what happened so that it melted? I am guessing things warmed up. I am glad it did. I think 7 billion people probably do have some impact and I agree there are things that we can do along the lines of sustainability.Tyler said:I'm no scientist but I am capable of critical thinking, there are around 7 billion people on this planet and if you think they have 0% impact on the environment I think you are choosing to turn a blind eye to the issues. Please do not read that as "I want more regulation and government involvement in what we do out here". There are steps we take everyday on our ranch to ensure sustainability for generations to come.