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Sun's Energy & Climate Change climate notes page 3
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Climate Change – Muy Mal and stuff
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According to the graph below, what wavelength of energy does the Earth
Sun's Energy & Climate According to the graph below, what wavelength of energy does the Earth receive in the greatest intensity? visible light
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What Reaches Erf’s Surface?
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Infrared – More Than Meets The Eye…
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which absorbs ultraviolet (UV)
Sun's Energy & Climate Name the primary gas which absorbs ultraviolet (UV) from the sun. ozone
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Name three primary gases which absorb infrared (IR) energy
Sun's Energy & Climate Name three primary gases which absorb infrared (IR) energy methane water vapor
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Why is the ozone layer important?
Sun's Energy & Climate Why is the ozone layer important? It protects the Earth from UV which damages crops and causes cancer in humans.
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Why is it warmer on a cloudy night than on a clear night?
Sun's Energy & Climate Why is it warmer on a cloudy night than on a clear night? Clouds absorb IR energy radiated by the Earth. On a clear night, the IR energy escapes back into space.
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Explain the greenhouse effect. Include a diagram which shows the
change in wavelength. Apply It
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What Can Be Done about GG’s?
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Climate Change
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Global Warming - Explained
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Ice Ages
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what triggers an ice age
Ice Ages Ice Ages are cyclic. The last one occurred ~12,000 years ago The exact cause of what triggers an ice age is not known
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El Niño A warming of the Pacific Ocean (eq). Winters: West = Stormy South = Cold, wet Northeast = warmer
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What is El Nino?
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A cooling of the Pacific Ocean (eq).
La Niña A cooling of the Pacific Ocean (eq). Dry in southeast. Cool, wet in northwest.
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Average global temperatures are increasing. Glaciers are melting.
Global Warming Average global temperatures are increasing. Glaciers are melting. Ocean levels are rising. Warming is natural. Humans are speeding up the process through increased levels of carbon dioxide (CO2)
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Mountain Glaciers
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