UNC-Chapel Hill GEOG 111 - Climate Change cont'd (2 pages)
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Complexities, threats, indirect effects and uncertainties of climate change.
- Lecture number:
- 10
- Pages:
- 2
- Type:
- Lecture Note
- School:
- University of North Carolina at Chapel Hill
- Course:
- Geog 111 - Weather and Climate
- Edition:
- 1
Documents in this Packet
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9 pages
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Lecture 37: Topics on final exam
2 pages
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Lecture 36: Tornadoes (cont'd)
2 pages
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Lecture 34: Most Missed Questions from Exam 3
2 pages
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13 pages
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Lecture 33: Thunderstorms and Exam 3 Review
3 pages
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Lecture 32: Thunderstorms (cont'd)
3 pages
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3 pages
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2 pages
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Lecture 29: Cyclone Tracks cont'd
3 pages
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Lecture 28: Wave Cyclones cont'd
2 pages
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2 pages
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2 pages
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Lecture 25: Circumpolar Vortex (cont'd) and Wave Cyclones
2 pages
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Lecture 23: Hydrometeors and Precipitation Rates
2 pages
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Lecture 22: Clouds and Precipitation
2 pages
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3 pages
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10 pages
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3 pages
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Lecture 19: Temperature and Vertical Air Motions
2 pages
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Lecture 18: Measures of Water Vapor in the Atmosphere
2 pages
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Lecture 17: Water in Atmosphere
2 pages
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3 pages
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2 pages
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Lecture 12: Temperature cont'd
2 pages
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9 pages
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2 pages
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2 pages
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2 pages
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2 pages
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2 pages
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2 pages
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2 pages
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Lecture 3: Solar and Terrestrial Radiation
3 pages
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Lecture 2: Elements of a Forecast cont'd and Solar/Terrestrial Radiation
2 pages
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Lecture 1: Introduction to Weather Forecast
2 pages
Unformatted text preview:
GEOG 111 1st Edition Lecture 10 Outline of Last Lecture I Temperature Trends II Complexities of climate change Outline of Current Lecture I Complexities of climate change cont d II Threats of climate change III Indirect effects of climate change IV How should we handle uncertainty Current Lecture I Complexities of Climate Change cont d a By adding greenhouse gases atmosphere is warmed especially the surface i Encourages more convection air transports heat upward because heated air becomes more buoyant ii More clouds 1 Lower cumulus clouds effectively block shortwave radiation from reaching the surface b Greenhouse effect is pushing the climate towards a limit If the climate reaches that limit it will change over a very short amount of time c Global circulation models takes the atmosphere and divides it into blocks i Simultaneously tries to predict what changes will occur in each of those blocks over a specified period of time ii May take weeks or a month to run a single model iii Shortcomings of the models 1 Incomplete understanding of the earth atmosphere system 2 Computer memory and processing speeds are getting much faster but are still limited a Best device we have for predicting the future but particulars are not always guaranteed look for commonalities d Other controls of greenhouse gas climate change i Particulate matter and aerosols 1 Reflect short wave radiation slight cooling effect 2 Increases brightness or cloud albedo of clouds ii Air quality is increasing even in areas that are rapidly growing 1 Less particulate matter in the air but causing more solar radiation in the air 2 Due to laws and air quality standards II Threats of climate change a Plant animal extinctions These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute b More evaporation because the water is warmer more water in the atmosphere clouds but also more droughts especially in marginal areas
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GEOG 111: TEST 3
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