A review of the current status of glaciers and sea ice in the Canadian Arctic and Greenland. An examination of the current retreat of glaciers and the fast disapearing sea ice.

1. WHAT DO GLACIERS TELL US WHEN THEY GROWL? BY Robert Denis

2. HOW OLD AM I?

3. FROM SNOW TO GLACIER ICE Snow Ice Glacier ice Glacier ice crystals A continuum

5. Features of a glaciated landscape (Gibbs Fjord, Baffin Is.) HORN SNOW FIELD CIRQUE AR ÊTES ICE-FALLS MEDIAL MORAINE LATERAL MORAINE AVALANCHE

6. Major Features: Icecap Glacier Moraine

8. U shaped valleys, and cirques Evighets Fjord, Greenland

9. Cirques in Hebron Fjord, Labrador

10. Bucchan Fjord, Truncated Spurs

11. U shaped valley 1900 limit Icecap Glacier Bed

12. A FEW MORE DETAILS! GLACIAL DEBRIS ON OCEAN FLOOR ICEBERGS

13. Major Features of a glacier tongue: U shaped valleys Frontal moraine

14. Evidence of glacial retreat since ~1900

15. Glacier snout Evighets Fjord

16. BUCCHAN FJORD, BAFFIN ISLAND Lateral Moraine Snow line

17. Bucchan Gulf

21. 1 2

23. Sea level changes in the last ~500 years Radstock Bay, Devon Island As it was in the 14-15 th century Thule sites

24. Sea level changes in the last ~500 years Radstock Bay, Devon Island As it is now Thule sites

26. An ARCHIVE of our PAST Scientists at work on an Ellesmere Ice Cap Playing in the snow Ice core with layers Vostock Core

28. An example of climate change

29. Where do icebergs come from? The Ilulissat Icefjord

32. WHY DID THE TITANIC SINK ? 12% “ I DON’T CARE WHO YOU ARE, I AIN’T MOVING”

33. FROM ‘ICEBERG ALLEY’ EAST BAFFIN COAST Magnificent sculptures to dream about

34. THE CASE OF GREENLAND ~3000 m. of ice

35. 1992 2002

36. … .and with no ice

72. 1980 1990 2000 2010 2020 2030 2040 2050 2080 4 3 2 1 0 Maslowski et al. 2005 Holland et al. 2007

74. HOW OLD AM I?

75. KR =photo by Kerry Rodriguez 2003 THANK YOU VERY MUCH Merci beaucoup Robert et Grand’papa KR NAW KOH RAMI