Humans and their Environments
Short summers: arctic biology
Lecture 1029 Sep 2022
course home page PDF Files related to this lecture:
glacier melt Iceland 7sep07.pdf
taiga Siberia biomes Levin 10sep07.pdf
Permafrost SCIENCE September 2008.pdf

1   snow, ice, rock

2   tundra, river meander

3   June, 75 degrees N

4   July, 75 degrees N

5   vegetation

6   perennial grasses

7   low perennials

8   very small, very old

9   underground shrubs

10   underground shrub

11   heat-trapping butterflies

12   many-year-old caterpillar

13   black spruce monoculture

14   some broadleaf trees

15   cylindrical crown

16   low sun

17   midnight sun

18   arctic lemming

19   short-tailed weasel

20   weasel teeth

21   weasel molars

22   arctic fox

23   wolves

24   wolf carnasials

25   snowy owl

26   skuas

27   skua fertilizer

28   insectivores

29   insectivore chicks

30   bird food

31   sandpipers

32   Eider ducks

33   Eiderduck creche

34   champion migrator

35   sea birds

36   seals

37   musk ox

38   gregarious musk oxen

39   slow decomposition

40   caribou/reindeer

41   antlers?

42   ptarmigan

43   ptarmigan in winter

44   ptarmigan caecum

45   ptarmigan caecum

46   ptarmigan gizzard stones

47   ptarmigan crop

48   ptarmigan lunch

49   bears

50   bear litters

51   salmon runs

52   coal

53   mastodont

54   mammoth

55   Iclandic countryside

56   Iclandic countryside

57   Iclandic countryside

58   Volcan Orizaba, Mexico

59   Volcan Popcatapetl, Mexico

60   Chilean andes

61   tussock plants

62   tussock plants

63   guanacos

64   guanaco teeth

65   spring in a cold world

66   snow melt edge

67   snow melt edge

68   even under the snow

69   a wool skirt

70   glaciers on mountains

71   barren glaciated now

72   barren glaciated now

73   oak, 2400 m Costa Rica

74   4,500 m, Venezuela

75   a dandelion forest

76   a dandelion woolly tree

77   even woolly leaves

78   photosynthesize?

79   solufluction

80   solufluction
course home page
PDF Files related to this lecture: