Unit 4: Global Challenge Introduction to Atmospheric Processes Aim: What is the importance of...
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Transcript of Unit 4: Global Challenge Introduction to Atmospheric Processes Aim: What is the importance of...
Unit 4: Global Challenge
Introduction to Atmospheric Processes
Aim: What is the importance of weather & climate?
Key questions…
What is the difference between weather & climate?
Why is the recording of weather significant?
What effects can weather have on us?
THE NATURAL ENVIRONMENT
• Weather
The state of the atmosphere at a specific time and at any one place
• Climate
Average weather conditions for a place over a lengthy period of time (30+ years).
Read p.6-8 Global Challenges…1. Study figures 1-4 and write notes on the following for
each: (a) the nature of the weather issue (b) the effects of the weather on human activity (c) why these issues are relevant for geographical study2. “Human beings are at the mercy of weather” –to what
extent do you agree?
We must be aware of the news in geography…• Where are these weather/ climate issues taking place?• Who are they affecting?• At what scale are the impacts felt?• Can they be managed?
New Orleans, USA, September 2005
Heat wave, UK, July 2006
Aral Sea, Central Asia
Hurricane Mitch, 1998
Great storms, UK 1987Famine in drought gripped Southern Africa
Coastal flooding
Forest fires
Fuel prices rise
Increasing number of low-cost airlines
Penguin populations decline by 33% in 25 years as Antarctica’s ice shrinks
You will need to revise and improve your understanding of atmospheric systems to be able to engage with this unit fully…
1. Make notes on structure & composition of earth’s atmosphere (Waugh p.188-190)
2. Read through student notes on isolation & the solar budget
• Is there anything you don’t understand?• Refer to your glossary for unit