chapter 70-87 Flashcards
the salt in ocean water can be removed
desalinization
the movement of water through the hydrosphere
hydrologic cycle
the first and smallest streams from the runoff
headwaters
smaller stream or river that flows into a larger stream or river
tributary
region drained by a river and its tributaries
watershed
region drained by a river and its tributaries
drainage basin
forms where a river meets an inlet or small arm of the sea
estuaries
any landscape that is covered with water for at least part of the year
wetlands
water found below the ground
ground water
the level at which all the spaces are filled with water
water table
near the surface bacteria insects and worms break down the plant and animal material into a mixture
humus
the downward movement of minerals and humus in the soil
leaching
control erosion by plowing less
contour plowing
soil becomes useless for using
soil exhaustion
planting different crops in alternating years
crop rotation
water that is artificially supplied to the land
irrigation
salt build up in the soil
soil salinization
the destruction or loss of forests
deforestation
replanting the trees
reforestation
can damage trees and kill fish
acid rain
artificial channels for transporting water
aqueducts
rock layers where groundwater is plentiful
aquifers