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alteration to biomes (soil ((salinity due to irrigation), soil is…
alteration to biomes
soil
soil is benefitted by terracing in many ways like more nutrients and less erosion
salinity due to irrigation
the mineral matter is the amount of minerals in the soil
soil salinity is the amount of dissolved salts in the soil solution
the soil salinity makes it more difficult for plants to absorb the soil moisture
70% of the world's water supply is used for agriculture
affected food production
:
dammed rivers
increased in drought, flooding and water quality
as the water gets more and more polluted all aquatic life are affected
water
desert
loses its water and vegetation until it becomes a desert
a dry region with little vegetation or rainfall
usually lee ward side
flooding is more likely to occur
desertification has affected over 168 countries
vegetation
deforestion
people cutting down forests to make money
allows the trees to make more carbon