1. Earth's Dynamic Climate
Climate Change

2. Introduction
What is climate, and how has it changed during Earth's history
How can we assess present climate change and reduce our impact?
Earth's Dynamic Climate
Where are effects of climate change felt and what is their impact?
How do human activities affect the natural greenhouse effect?
What natural factors affect climate and how do they affect it?

3. Climate vs Weather
(Starting point activity p.192-3) Read the headlines and decide if it refers to "climate" or "weather"
Atmosphere: the layer of gases that surrounds the Earth.
we measure conditions like:
temperature
moisture (humidity)
wind
air pressure
cloud cover
precipitation

4. Weather
weather: the conditions of the atmosphere for a specific place at a specific time including wind, temperature, precipitation, cloud cover and humidity.

5. Climate Change: Lines of Evidence

6. Climate Change vs Global Warming
Global Warming refers to the increase in world-wide average temperature. (Some places are warmer but others may be cooler) - only one factor of climate
Global warming facts 3min
Global warming min

7. Climate Change refers to changes in temperature, precipitation, winds, humidity, and storms
8min

8. Climate Change Past and Present
Present Changes:
rising average temperature
changing precipitation
more severe storms