The three-minute story of 800,000 years of climate change with a sting in the tail – Phys Org
Article Synopsis – It is true that the climate has always changed, and that carbon dioxide levels have always fluctuated. However, since the industrial revolution, carbon dioxide levels in the atmosphere have climbed to levels that are unprecedented over hundreds of millennia. The fundamental science is very well understood. The evidence that climate change is happening is abundant and clear. This article gives a good, brief overview of recent climate change and carbon dioxide emissions in the context of the past 800,000 years. The explanations include the greenhouse effect, historic levels of atmospheric carbon dioxide, causes for increased levels of carbon dioxide, and the relation to temperature. To read the actual article click here.