land use
DESCRIPTION
Land Use. scan Ch. 13. Land Use. 47% of US land is cropland. 45% forest and natural areas. only 5% is urban. Federal government is the largest land owner. Bureau of Land Management manages. 262 million acres. -- 1/8 of U.S. land. Federal government is the largest land owner. - PowerPoint PPT PresentationTRANSCRIPT
Land Use
scan Ch. 13
Land Use
47% of US land is cropland
45% forest and natural areasonly 5% is urban
Federal government is the largest land owner
Bureau of Land Management manages
262 million acres -- 1/8 of U.S. land
Federal government is the largest land owner
BLM also administers 300 million acres of subsurface mineral rights
and 388 million acres of wildfire managementLand is leased to private companies for mining, grazing, & logging
1990 Lake County Land Use
Land Use
Who decides local land use?
county boardscity zoning
These are units of government
which are overlooked by most citizens
Land Use
watersheds
Land Use
watersheds
www.epa.gov/owow/watershed/
dead zone
Land Use
watersheds
dead zone
eutrophyNitrates stimulate algae growth
“Everything is interconnected”
Land Use
watersheds the Continental Divide
Land Use
watersheds the Continental Divide
4 Way Divide here
Vermillion
Kaskaskia
Sangamon
Embarras
Land Use
scan Ch. 13
U.S. Population Density (1990)
Land Use
Urbanization
Suburbs
Land Use
Urban Sprawl
loss of farmland & natural areasloss of farmland & natural areas
traffic congestiontraffic congestion
air & water pollutionair & water pollution
increased floodingincreased flooding
Land Use
Urban Sprawl
Land Use
Urban Sprawl
1955
1975
1995
Land Use
Urban Sprawl
Megalopolis
growing into
gigalopololis
Land Use
Urban SprawlThe New Urbanism
Land Use
Urban SprawlThe New Urbanism
www.sustainable.doe.gov/
Portland, OR
Land Use
Urban SprawlThe New Urbanism
Land Use
Urban SprawlThe New Urbanism
Portland, OR
Land Use
Urban SprawlThe New Urbanism
Land Use
The National Lawn
Land UseFrederick Law OlmsteadRiverside, IL
Land Use