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Politics : Formerly About Advanced Micro Devices -- Ignore unavailable to you. Want to Upgrade?


To: steve harris who wrote (356177)10/26/2007 10:36:50 PM
From: RetiredNow  Read Replies (3) | Respond to of 1577868
 
Steve,

I bet you didn't know that there are ways to determine whether something is a cause or an effect in the equation. The F.U.D. spinners often say warming is causing CO2, while the climate scientists say that CO2 is causing the warming.

Scientists use the scientific method to determine causality. Statisticians do the same thing. Engineers do it all the time too. Basically, you design a repeatable experiment. As part of that experiment you form a hypothesis and then you test it using a random sample of data. For example, drugs are tested for efficacy this way. They take a random group of people and give them placebos and another random group and give them the drug. If there are statistically significant differences in outcomes, then they can say with a high degree of certainty that the drug is causing the outcome.

Same thing in climate science. Through lot's of different experiments, scientists have been proving in multiple different ways that the majority of rising CO2 levels are caused by man and that rising CO2 levels are causing global warming.

You can deny the facts, but for anyone with a statistical, engineering, or science background who reads all the mounting evidence, it is no longer a question that the science backs it up. The only question is whether we will be able to convince enough people that the science is real, in time to do something about it before it causes significant, unnecessary harm to our planet and to the human race. That's a tall order when you consider that the people in power like Bush and the oil companies really want to drown out the scientists for their own financial gain.