1 / 14

Natural Disasters

Natural Disasters. By: Patrick L. Abbott. Chapter 9. Climate Change. Overview. Climate Early Earth Climate - A Runaway Greenhouse Climate History of the Earth: Time Scale in Millions of Years Glacial Advance and Retreat: Time Scale in Thousands of Years. Overview (cont.).

leavitt
Télécharger la présentation

Natural Disasters

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Natural Disasters By: Patrick L. Abbott

  2. Chapter 9 Climate Change

  3. Overview • Climate • Early Earth Climate - A Runaway Greenhouse • Climate History of the Earth: Time Scale in Millions of Years • Glacial Advance and Retreat: Time Scale in Thousands of Years

  4. Overview (cont.) • Climate Variations: Time Scale in Hundreds of Years • Shorter-Term Climate Changes: Time Scale in Multiyears • Volcanism and Climate • Drought and Famine • Climate Change

  5. Climate • Factors • Greenhouse Effect

  6. Early Earth Climate - A Runaway Greenhouse • Atmosphere of Other Planets • Earth’s Atmosphere Changes • Methane

  7. Climate History of the Earth: Time Scale in Millions of Years • Bauxite • Halite • Buffer • Late Paleozoic Ice Age • Late Paleocene Torrid Age • Methane hydrates • Late Cenozoic Ice Age • The Last 3 Million Years

  8. Glacial Advance and Retreat: Time Scale in Thousands of Years • The Last 2 Million Years • Glacially Deposited Sediments • The Last 1 Million Years • Three Astronomical Peculiarities • 18,000 to 20,000 Years Ago

  9. Climate Variations: Time Scale in Hundreds of Years • 20,000 Years Ago and Earlier • Suggested Causes in Temperature Increases and Decreases • Sea Level • 7 Thousand Years Ago

  10. Shorter-Term Climate Changes: Time Scale in Multiyears • El Nino • Jet Stream • La Nina

  11. Volcanism and Climate • Troposphere • Tropopause • Stratosphere • Haze • Tambora, 1815 • El Chichon, 1982 • Mount Pinatubo, 1991

  12. Volcanic Climate Effects • Principle Factors • Worst-Case Scenario

  13. Drought and Famine • U.S. Dust Bowl, 1930s • Sub-Sanelian Africa, 1968-1975

  14. Climate Change • Processes Causing Change • Future Changes

More Related