Exam 3 Study Guide

Exam 3 Study Guide - Where hurricanes originate How...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Exam 3 Study Guide, GEO 107 Natural Hazards Chapter 17 – Impacts and Mass Extinctions Asteroids and Comets – where do they come from Evidence of impacts in the geologic record – iridium, etc. Effects of impacts on Earth Tracking bolides Chapter 10 – Climate and weather principles Milankovitch cycles variations in the shape of Earth’s orbit and the direction/angle of Earth’s spin axis control the onset and end of ―ice ages‖ (glacial periods) presently we are in an interglacial period Surface reflectivity The greenhouse effect – greenhouse gases in atmosphere transmit incoming short wavelength radiation and absorb outgoing long-wavelength radiation How ancient temperatures are measured Weather principles Atmospheric layers—troposphere characteristics only Horizontal and vertical air movement Fronts Chapter 14 -- Hurricanes Hurricane intensity scale (know that it is based on wind speeds)
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Where hurricanes originate How hurricanes work Conditions necessary for hurricane formation Hurricane damage Hurricane Katrina Chapter 15 – Thunderstorms and Tornadoes How Thunderstorms Work Severe Thunderstorms How Tornadoes Develop How do tornadoes differ from hurricanes? Tornado damages and safety Other hazards related to thunderstorms: Lightning and Hail – know how they work Chapters 11 and 12—Flood processes Stream characteristics Discharge Load Channel pattern – meandering and braided streams and their characteristics Gradient How rivers and streams work Causes of floods Flash floods – what causes them and where do they tend to occur Flood frequency, recurrence interval and probability Development Effects on Floodplains • Urbanization • Deforestation from fires, logging, overgrazing • Mining Levees and their effects on flooding example: New Orleans and the Mississippi Reducing flood damage...
View Full Document

This note was uploaded on 02/02/2010 for the course GEO 107 taught by Professor Stidham during the Fall '08 term at SUNY Stony Brook.

Ask a homework question - tutors are online