Whitely - The Arctic Tundra Flashcards
The southern limit is the ….. …… ……..
10°c July Isotherm
Precipitation is highest during the late summer .on the leading into the winter.
Highest of …..mm in August
31mm in August
……… fecal pellets offer a rare source of nutrients.
Caribou
Cold air has …….. can to hold water vapour.
Less capacity
Knock - …….. Soils
Lochan - ……… Soils around former ice sheets
Knock - thin soils
Lochan - thicker soils around former ice sheets
As the monthly air temperature rises the mean monthly flow increases. There are 2 main peaks in …….. and ……….
2 main peaks in June and August
Biogenic Methane Hydrate - formed thousands of years ago - close to the surface - it makes up ……%
Thermogenic Methane Hydrate - millions of years ago - deep within the crust. ……..%
Biogenic 80%
Thermogenic 20%