Transcript Climate and Weather

Comparing
Climate
vs.
Weather
Climate Change Video #1:
http://www.youtube.com/watch?v=-MY-i_kdwe0
Climate Change Video #2:
http://video.nationalgeographic.com/video/player/science/earth-sci/climate-weather-sci.html
What is Weather?
Weather is the conditions of the atmosphere
for a specific place at a specific time
The atmosphere is the layer of
gases that surrounds the Earth
The atmosphere causes the changes in:
The clouds
The warmth of the Air
The moisture
The wind
What is Weather?
• Weather describes the current conditions:
It is sunny today
It is windy outside
It is humid
It is cold
What is Climate?
Climate describes:
patterns of weather conditions
within a large region
over a long period of time
Decades
Centuries,
or even longer
Weather changes over a SHORT period
Climate changes over a LONG period
Things that cause climate
• Amount of Sunlight
•Mountains/Valleys
•Bodies of Water
•Atmosphere
•Configuration of Land Masses
Climate Data
Vegetation data
Climate or Weather?
Description
It is always warm near the
equator
It is rainy outside today
Climate or Weather?
climate
weather
Las Vegas is a Desert
climate
The Rainforest is a very wet
area
climate
We are supposed to have cloud
cover over the Oakville area
tomorrow
weather
Climate or Weather?
Description
Climate or Weather?
We get snow every November
to March
climate
It is going to snow tomorrow
weather
It is supposed to be warm this
weekend
weather
It is very humid outside
It was very windy yesterday
weather
weather
Climate or Weather?
Description
Climate or Weather?
We get warm weather every
summer in Canada
climate
It is warm all year long in
California
climate
It is only going to be sunny for
an hour today, then it will rain
weather
The tropical rainforests are very
moist places
climate
We had record rainfall last
week
weather
Climate has changed frequently
throughout Earth’s past
Climate Change
Over the past decade,
scientists have observed
an increase in mean
world-wide temperature
–Not all places are getting warmer
–Some places are actually getting cooler
•Climate change refers to:
–Changes in temperature
–Changes in precipitation
–Wind patterns
- Storm patterns
http://video.nationalgeographic.com/video/player/science
/earth-sci/climate-weather-sci.html
http://www.youtube.com/watch?v=wUiwtVSkUwQ