Environmental Science Basics

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What is the Greenhouse Effect?

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A natural process that occurs when greenhouse gases in the Earth's atmosphere trap heat from the sun, warming the planet's surface and lower atmosphere.

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What is the primary composition of the Earth's atmosphere?

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The atmosphere is primarily made up of 78% nitrogen, 21% oxygen, and 0.9% argon, with trace amounts of other gases like carbon dioxide, methane, water vapor, and neon.

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What does Climate Change refer to?

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Climate Change refers to long-term shifts in temperatures and weather patterns.

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What is Carbon Dioxide (CO2)?

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An important heat-trapping gas, also known as a greenhouse gas, that comes from the extraction and burning of fossil fuels, wildfires, and natural processes like volcanic eruptions.

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What is Methane (CH4)?

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A flammable, colorless, odorless gas that is a key component of natural gas and a powerful greenhouse gas.

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