soil
erosion and weathering
dust bowl
miscellaneous
100
the decayed remains of once living things
What is humus
100
removal of soil from an area by wind water or ice
What is erosion
100
what are was most affected
What is southern plains
100
what kind of climate does chemical weathering occur fastest in
What is warm wet
200
The top layer of soil where most living things are is what horizon
What is A horizon
200
breaking down of rock by chemical or mechanical means
What is weathering
200
what decade did it occur in
What is 30's
200
what is weather in an area over a long period
What is climate
300
management of soil is called soil
What is conservation
300
weathering by physical means , like when animals move it around
What is mechanical
300
what factors contributed to it
What is bad farming techniques, drought , farming marginal land
300
clay minerals and a little humus are found in which horizon
What is b
400
material soil comes from
What is bedrock
400
weathering that causes the composition of the minerals to change, like from the action of acid rain
What is chemical
400
Name 2 things that came about because of it
What is soil conservation districts, tree rows, better farming techniques,
400
which horizon has weathered rock only
What is c
M
e
n
u