arabera Siti Najihah Aziz 8 years ago
160
Honelako gehiago
Topography
Fertility is important
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Consist 6 layers called horizon
Erosion
movement of soil from one area to another
Weathering
processes that break down rocks and minerals and the first step in soil formation
biological
chemical
physical
Parent material
solid rock
bedrock
Agriculture possible with sufficient irrigation
In night : Temperature very low
In day : Temperature very high
Vegetation very sparse
Little precipitation
Types of Tundra
Alpine tundra
Antarctic tundra
Arctic tundra
Crops or livestock hardly grown or raised
Short growing season of vegetation
Dominant vegetation
Mosses
Grasses
Lichens
Little water due to sunshine and freezing
Long, cold dark winter
Very low temperature (below 0 degree celcius)
Treeless land
Temperature can be different from summer to winter
4 seasons
Autumn
Winter
Spring
Summer
Weather not extreme but changeable
Neither too wet nor too dry
Neither too warm nor too cold
Crops
Sugarcane
Coconuts
Cocoa
Oil palm
Rubber
Paddy
Hot, wet tropical areas
Many agricultural activities
Lot of rainfall
High temperature