Hot Desert Biome

Descripción

Leaving Cert (Geoecology) Geography Mapa Mental sobre Hot Desert Biome, creado por Tom Cahill el 12/01/2014.
Tom Cahill
Mapa Mental por Tom Cahill, actualizado hace más de 1 año
Tom Cahill
Creado por Tom Cahill hace casi 11 años
237
1

Resumen del Recurso

Hot Desert Biome
  1. Climate
    1. very dry
      1. 0mm - 250mm
        1. Day: 45 Night:<0
          1. anti-cyclones
            1. convectional rainfall
              1. flash floods
                1. erodes deep gullies
                  1. evaporates before reaching ground
                    1. night dews
                      1. diurinal climate
                      2. Soil
                        1. aridsol soils
                          1. do not favour plant growth
                            1. rocky
                            2. lack of chemical weathering
                              1. rainfall
                              2. no horizons or OM
                                1. Salanation
                                  1. poisonous to plants
                                  2. calcification near surface
                                    1. hard pan
                                    2. rusty
                                      1. sun burned
                                    3. Vegetation
                                      1. have to adapt
                                        1. mesquite plant
                                          1. taproots - 50m
                                          2. Cacti
                                            1. thin spines
                                              1. transpires less
                                              2. waxy seeds
                                                1. hibernate
                                              3. Paper Daisy
                                                1. ephemeral
                                                2. saguaro
                                                  1. grooves in stem
                                                    1. allows it to expand
                                                    2. thorns
                                                      1. still air
                                                        1. prevents wilting
                                                  2. Sahel
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