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31 Cards in this Set
- Front
- Back
The most abundant greenhouse gas on the planet is ___, but there's nothing we can do about it.
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water
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The number one greenhouse gas that man has been adding to the atmosphere is....
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carbon dioxide
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The melting of land-based ice could cause a significant ___ of ____ level
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rise
sea |
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When the ocean warms-up, it also has the potential to ___. If it does, it could ____ coastal communities.
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expand
flood |
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If a large amount of sea ice or land ice melts in the Arctic, the freshwater that pours into the ocean could stop the ___ ___ ___
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ocean conveyor belt
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If the ocean conveyor belt system stops, then the warm water that bathes Europe may stop, causing that continent to slip into ___ ___
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Ice Age
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Temperature and Carbon dioxide levels go ___ and ___ together, looking like puzzle pieces.
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up
down (are directly related) |
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Methane is about ____ times more potent than carbon dixoide.
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25
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Methane is another name for ....
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natural gas
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Methane is released abundantly from .....
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cattle
swamps landfills arctic ice |
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In which season (for the northern hemisphere) is the amount of CO2 higher?
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winter
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Why is there less CO2 in the atmosphere in the N. hemisphere summer?
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Trees have leaves & absorb CO2
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A very cold spell in earth's history is called an....
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Ice Age
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A warm spell in earth's history is called an....
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Interglacial period
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The greenhouse gas, nitrous oxide, is released from....
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agricultural fertilizers
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Nitrous oxide is ____ times more potent than carbon dioxide.
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360
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Another greenhouse gas, formed as a secondary air pollutant from NOx & VOCs, is ____ and is thousands of times more potent than CO2
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Ozone (O3)
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Most of the light that reaches the earth is .....
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reflected
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The average reflectivity of an object is called....
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albedo
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Light colored objects, like snow, sand, and ice have ____ albedo
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high
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Forests, grass, and cities ten to have a ___ albedo
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low
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When albedo is low, then light is ....
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absorbed
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Low albedo means that the temperature of the object is likely to _____
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rise
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If clouds, ice, snow, and airborne volcanic ash make albedo high, then it can make the temperature of the earth.....
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drop
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As the climate warms, ____ of water increases, which increases the chance of ____
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evaporation
precipitation |
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A warming planet can make us have ____ snow in the winter and ____ violent storms in the summer.
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more
more |
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When sea level rises, people will have to ....
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move to higher ground
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Most of the CO2 we put into the air comes from the act of.....
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combustion of fuels
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Another greenhouse gas is ___, which is also an ozone depleter.
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CFC
chlorofluorocarbons |
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The northern hemisphere has the majority of ____ and thus most of the trees, making more of a difference in CO2 than the southern hemisphere
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land
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When polar ice melts, the albedo of the earth will be ___ than it is now.
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less
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