GG203: Environment and Development Global Perspective
DVD screening: Earth Under Water (2005)
The documentary film shows scientific evidences of climate change and global impacts with special focus
on sea level rise. Scholars from different universities have given their opinions with scientific evidences
about the sea level rise and probable impacts on Earth.
During the video screening:
Students should take important notes.
Students should try to understand the scientific evidences critically.
Build up analytical understanding to focus the evidences in their own individual assignments.
Tides- Earths rotation
Round to oval and back again
Ice age- elliptical orbit
Greenland- 836 000 sq miles
Ice thickness av. 1.5 miles
10 years ago melting rate was 1/3 current rate
37 miles in past 150 years, and it getting faster, twice as fast as 5 years ago
All glaciers south of arctic circle melting faster.
Greenland losing 20% more ice than it is gaining each year.
50 cubic miles
glaciers moving faster towards sea- effect of meltwater
lubricating ice for movement
warmer av. Temps creates large meltwater pools, drip down through cracks
sea level rise in past decade ~0.5”, and