Physical Geography of Edmonton, Alberta.
Ecozone:
Geologic History &
geologic processes:
Edmonton sits on a layer of rock
deposited by various geological processes
Edmonton, Alberta is located in the prairies ecozone which covers the southern areas such as ; Sasketchewan, Manitoba, and Alberta
The oldest layer is "paleozoic", during this era continental drift took Alberta to a warm, sunny location. The fossils from this time suggest the land was covered by a tropical sea. Later on, in the mesozoic era the land cooled as continental drift moved Alberta into more northerly latitudes. Lush forests thrived due to abundant rainfall and the fertilizing effect of volcanic ash. Dinosaurs roamed freely, As the north America Plate continued to move north, it caused a lot of animals to go extinct. Tropical vegetation let a lot of animals that generally live in a cold climate migrate here, such as: Bison,Muskox,
Horses, Wooly mammoths,
& Mastodons.
Plate tectonics
&
land form regions of Edmonton
There is over 1000 earthquakes that occur yearly within the western area with places such as; Edmonton, Vancouver and many more.
Plate tectonics crashing into each other is the cause of an earthquake, The land form region of Edmonton is prairies.
Climate of Edmonton, Alberta
Edmonton has a fairly dry climate. On average, Edmonton receives 476.9 millimetres (18.78 in) of precipitation, of which 365.7 millimetres (14.40 in) is rain and 111.2 millimetres (4.38 in) is the melt from 123.5 centimetres (48.6 in) of snowfall per annum. Precipitation is heaviest in the late spring, summer, and early autumn. The wettest month is July, while the driest months are February, March, October, and November. In July, the mean precipitation is 91.7 mm (3.61 in). Dry spells are not uncommon and may occur at any time of the year. Extremes do occur, such as the 114 mm (4.49 in) of rainfall that fell on July 31, 1953. Summer thunderstorms can be frequent and occasionally severe enough to produce large hail, damaging winds, funnel clouds, and even tornadoes. The F4 tornado that struck Edmonton on July 31, 1987, killing 27, was unusual in many respects, including severity, duration, damage, and casualties. It is commonly referred to as Black Friday due both to its aberrant characteristics and the emotional shock it generated