sp10_6b_106_Atmosphere

sp10_6b_106_Atmosphere - The Atmosphere, Climate and...

Info iconThis preview shows pages 1–7. Sign up to view the full content.

View Full Document Right Arrow Icon
The Atmosphere, Climate and Weather Sailing on a sea of storms Energy: The Driving Force of Natural Hazards ± Earth’s internal Energy ± Solar Energy ± Gravitational Energy Sources of Energy ± Earthquakes, Volcanoes, Tsunami ± Storms, Hurricanes, Tornadoes, Floods ± Landslides, Meteorite Impacts Primary Force Behind
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Atmosphere Why care about the Atmosphere? ± Protection from radiation, solar wind, meteorites, etc. ± Controls Temperature - stabilizes temp. and greenhouse effect ± Transfers energy from equator to poles ± Transports water vapor - hydrologic cycle. ± Stores nitrogen, carbon dioxide, oxygen and other chemicals. ± Dissipates and breaks up pollutants ± Source of “storm-related” hazards
Background image of page 2
Atmosphere:Composition Nitrogen 78% Oxygen 21% Argon 0.9% Carbon Dioxide 0.04% Neon, Helium, Methane, Krypton, Hydrogen, Nitrous Oxides, Aerosols 0-4% Aerosol - a suspension of f ne solid particles or liquid droplets in a gas Atmosphere: Layers Troposphere Stratosphere 99.9% of air
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Know Your Troposphere About 10 km thick (thickest in tropics) 75% of Atmosphere Mass Contains all atmospheric water Temp. decreases upward (6.5°C/km) Convects - well mixed Where “weather happens” Almost all atmospheric “hazards” happen here Weather vs. Climate Weather : the physical condition of the atmosphere (moisture, temp., pressure, etc.) at some point in time Climate : the long-term pattern of weather in a particular area
Background image of page 4
Weather Map 15 November 2009 “Climate Map”
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Global climate is a result of: • How “bright” the sun is • How much energy Earth “captures” (energy budget) Sun – May 13, 2010
Background image of page 6
Image of page 7
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/11/2012 for the course GEO 106 taught by Professor Robviens during the Spring '10 term at Bellevue College.

Page1 / 29

sp10_6b_106_Atmosphere - The Atmosphere, Climate and...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online