Arctic Sea and the Polar Ice Cap
satya - Wednesday, April 08, 2009 10:05:06 AM
Arctic Sea and the Polar Ice Cap
satya - Wednesday, April 08, 2009 10:11:00 AM
where is the arctic sea
satya - Wednesday, April 08, 2009 11:27:23 AM
Arctic temperatures
satya - Wednesday, April 08, 2009 11:27:33 AM
taken from http://www.appinsys.com/GlobalWarming
satya - Wednesday, April 08, 2009 11:37:24 AM
The average ice thickness of the arctic ice cap is only about 10 feet!
The average ice thickness of the arctic ice cap is only about 10 feet!
satya - Wednesday, April 08, 2009 11:38:08 AM
Whereas the antarctic ice sheet is 1.5 miles thick on the average
Whereas the antarctic ice sheet is 1.5 miles thick on the average
satya - Wednesday, April 08, 2009 1:23:09 PM
What are Glaciers
Great ice sheets that are formed on land
satya - Wednesday, April 08, 2009 1:23:34 PM
The arctic icesheet has formed on the ocean instead.
The arctic icesheet has formed on the ocean instead.
satya - Wednesday, April 08, 2009 1:28:20 PM
Somefacts about the arctic ice sheet
it is roughly the size of US
nearly lost 22% of its volume since the 50s
It has been around for 50 million years
It will reflect less light
Ocean will absorb more heat from sun
If completely melted it will only add 10% more volume to water
satya - Wednesday, April 08, 2009 1:28:29 PM
What is albedo
What is albedo
satya - Wednesday, April 08, 2009 1:28:50 PM
albedo: the amount of energy reflected back from the sun
albedo: the amount of energy reflected back from the sun
satya - Wednesday, April 08, 2009 1:31:36 PM
What is gulf stream?
What is gulf stream?
satya - Wednesday, April 08, 2009 1:34:17 PM
How come the sea ice is fresh water?
How come the sea ice is fresh water?
satya - Wednesday, April 08, 2009 1:35:05 PM
The melting point of salt water is lower. How much lower?
The melting point of salt water is lower. How much lower?
Search for: The melting point of salt water is lower. How much lower?
satya - Wednesday, April 08, 2009 2:03:05 PM
Current extent of arctic ice cap: 4.1 million square miles
Current extent of arctic ice cap: 4.1 million square miles
satya - Wednesday, April 08, 2009 2:03:20 PM
Roughly a circle of 1000 miles
Roughly a circle of 1000 miles
satya - Wednesday, April 08, 2009 2:03:59 PM
What is oceanic advection?
What is oceanic advection?
satya - Wednesday, April 08, 2009 2:06:04 PM
It is thinning faster than loosing cover
It is thinning faster than loosing cover
satya - Wednesday, April 08, 2009 2:15:06 PM
Incredibly though it lost 4 feet of its thickness in the last 30 years or so!
Incredibly though it lost 4 feet of its thickness in the last 30 years or so!