Chapter 19: Climate Change and Ozone Depletion

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17 Terms

1

What is the process where GHGs trap heat in the troposphere, preventing heat radiation?

greenhouse effect

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2

What is the ability of the Earth’s surface to reflect light?

albedo

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3

Name the FIVE major GHGs:

water vapor, carbon dioxide, nitrous oxide, methane, CFCs

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4

What is the predicted increase in temperature due to the greenhouse effect?

global warming

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5

Examples of effects of global warming:

strong storms, droughts, flooding, sea level rise

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6

What is the main source for GHGs?

burning of fossil fuels; then deforestation

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7

Which gas is MOST responsible for the greenhouse effect, stimulated by a positive feedback loop?

water vapor

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8

Name FOUR ways to decrease GHGs:

less air pollution, less dependence on foreign energy, less environmental effects, switch to renewable energy sources

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9

Which committee made in 1988 reports unbiased information on climate change?

Intergovernmental Panel on Climate Change (IPCC)

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10

What was the 1st major international agreement on reducing GHG emissions in 1997?

Kyoto Treaty

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11

Which event in 2009 led to an agreement to reduce emissions and deal with climate change for lower temperatures?

UN Climate Change Conference in Copenhagen

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12

Which event in 2015 led to an agreement to limit global warming and carbon emissions to zero by 2030-50?

UN Climate Change Conference in Paris

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13

Which substance is a colorless form of oxygen with a strong odor?

Ozone (O3)

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14

What destroys ozone in the stratosphere?

CFCs

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15

What increases ozone in the troposphere?

burning of fossil fuels

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16

What is a type of halocarbon used in the 1930s as a refrigerant and spray can propellant?

chloroflurocarbons (CFCs)

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17

What was the international agreement in 1987 which phased out CFCs due to contributing to ozone depletion?

Montreal Protocol

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