As much as we would like to,humans very little control over the weather ,as events like the Asian tsunami and hurricane Katrina easily proper.sadly ,however,these tragic events may just be the tip of the iceberg,as a great many scientists are of the opinion that sixty.the results of our present emission won't in fact be visible for around another 30years,although il is also common knowledge that we have seen a jump of an average 0.6 degrees in global temperatures in the past decade alone