Exploring the Impacts of Global Warming

The video discusses Earth's climate history, highlighting the rapid temperature rise in the last century due to human activities. It explains the greenhouse effect and presents evidence of global warming, such as temperature records and shrinking Arctic ice. Future predictions include rising sea levels and changing weather patterns. The video suggests reducing greenhouse gas emissions through energy-saving practices to mitigate global warming's impact.

How much has the Earth's temperature risen in the last century?

• 1.2 to 1.4 degrees Fahrenheit

• 0.5 to 0.7 degrees Fahrenheit

• 3.0 to 3.5 degrees Fahrenheit

• 2.0 to 2.5 degrees Fahrenheit

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What is the process called that traps heat near the Earth?

• Solar Effect

• Greenhouse Effect

• Thermal Effect

• Atmospheric Effect

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Which year was reported as the warmest year in measured history?

• 2005

• 1998

• 1995

• 2000

What has been the decline in the extent of Arctic sea ice in the last 30 years?

• 5 percent

• 20 percent

• 10 percent

• 15 percent

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By how much are temperatures predicted to increase by the end of the century?

• 4 to 12 degrees Fahrenheit

• 1 to 5 degrees Fahrenheit

• 3 to 8 degrees Fahrenheit

• 2 to 10 degrees Fahrenheit

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What could be a consequence of rising sea levels?

• More frequent earthquakes

• Expansion of deserts

• Flooding of coastal areas

• Increased snowfall

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What is one of the potential impacts of changing weather patterns?

• Colder winters

• Longer summers

• Less rainfall

• More frequent hurricanes

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What is one way consumers can help reduce greenhouse gas emissions?

• Using incandescent light bulbs

• Driving more miles each week

• Saving energy around the house

• Increasing fossil fuel consumption

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What type of light bulbs can help reduce energy consumption?

• Incandescent light bulbs

• Halogen light bulbs

• Neon light bulbs

• Compact fluorescent light bulbs

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What is a simple change that can help keep the Earth cooler in the future?

• Burning more fossil fuels

• Driving fewer miles in the car each week

• Using more plastic products

• Increasing air conditioning usage

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