Its reasonable to assume that changes in the suns

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10. It's reasonable to assume that changes in the sun's energy output would cause the climate to change. If global warming were caused by a more active sun, then scientists would expect to see warmer temperatures in all layers of the atmosphere. Contrary to warming caused by the sun, scientists have only observed a warming at the __surface____and in the ___lower_____ parts of the atmosphere, where the concentration ofgreenhouse gasses is higher.Click on “Evidence” at the top of the page and scroll down to “Sea Level Rise”
Scroll down to “Warming Oceans”. Expand this section and click on “Video: Oceans of Climate change”. Watch the video and answer the following questions:12. Man-produced greenhouse gasses cause extra _heat__ to be trapped on the Earth. This heat, which would have normally radiated out, is sticking around and _warming up _ the planet.13. How much of the heat from global warming is going into the ocean? 80-90 percent14. The ocean water is able to store heat, contributing to the warming of the Earth. This abilityof water to store heat is called its __heat capacity___.Go back up to the top of the page and click on “Consensus”15. 97% or more__ of actively publishing climate scientists agree that climate change over thepast century is very likely due to human activities.16. How many scientific associations have released statements on human activities as a cause for climate change? 18Scroll back up to the top of the page and click on “Vital Signs”. Click on “Carbon Dioxide”. Look at the graph detailing the indirect measurements taken using ice cores that trap carbon

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