Level 65
Level 66

Physical Geography - Fluvial


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Causes and consequences of food poverty in the US and the world:
CAUSES: no money, spoilage, environmental degradation, unequal distribution of food (wealthy/poor, men/women), manmade disasters, political and social, corrupt governments. NOT a global lack of food.
Streamflow
channeled movement along valley bottom
Overland Flow
unchanneled downslope movement of surface water
valley
low land between hills or mountains
Interfluve
have no clear cut channel flow:
Stream order heirarchy
From smallest tributary to larger stream channels
Air Mass
A very large body of atmosphere defined by basically similar horizontal air temperatures. Moisture conditions are also usually similar throughout the mass. An air mass takes on the characteristics of a place it originates.
trellis
as a response to an underlying structures of alternating hard and soft layers.
radial
streams descend from volcano
Atmosphere
This is a mixture of gases that surrounds Earth. In addition to containing the oxygen you need to breathe, it protects you from the sun's damaging rays and is always changing.
lateral erosion
A stream widens its valley by
headward erosion
A stream lengthens its valley by
Level 67