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Agriculture
Field Note: Changing Greens
Organic Agriculture - Crops made without synthetic pesticides and chemicals
Most crops grown and sold in core
Key Questions
What is agriculture, and where did agriculture begin?
How did agriculture change with industrializiation?
What imprint does agriculture make on the cultural landscape?
What is the global pattern of agriculture and agribusiness?
What is Agriculture and Where Did Agriculture Begin?
Hunting, Gathering, and Fishing
Oak Forests - Nuts
Pacific - Salmon
Great Plains - Bison
Aleut - Fish and Sea Mammals
Terrain and Tools
Started as clubs, and later evolved into axes, spears, etc.
Control of Fire
Tools allowed people to alter environments and take advantage of migration
The First Agricultural Revolution
Carl Sauer - Land of plenty allowed for agriculture and animal capture
Plant Domestication - Began in Southeast and South Asia 14,000 years ago
Root crops - Plants reproduced by roots or cuttings
Seed Crops - Reproduced by seeds
Crops spread and diffused
Domestication of Animals
Emerged over time, in stages
Animals kept as pets and ceremonial
Animals got smaller over time
The animals were domesticated in different places sometimes simultaneously
14 of 148 large animals have been domesticated
Hunter-Gatherers in the Modern World
They do so in the global economy
Marginalization of Subsistence Farming
Europe wanted to integrate farmers into production and exchange
Ex. 1 acre of corn = 1 acre of cash crop
Terms
Agriculture - Tending of crops to produce food
Primary Economic Activities - Products closest to the ground
Secondary Economic Activities - Take a primary product and manipulate it
Tertiary Economic Activities - Connecting producers to consumers
Quaternary Economic Activities - Exchange of money or goods
Quinary Economic Activities - Research or Higher Education
Subsistence Agriculture in the Modern World
Growing only enough food to survive
Shifting Cultivation - Moving place to place for more arable land
Slash and Burn (Milpa/Patch) - Using controlled fire to destroy vegetation
How Did Agriculture Change with Industrialization?
Understanding the Spatial Layout of Agriculture
The Von Thunen Model
Showed profit of farming according to distance from city
Farther from city tends to be more organic?
Agricultural production does not always conform to this model
The Third Agricultural Revolution
Also called the Green Revolution - Experimenting with seeds to find a hybrid
Chinese/Indian rice hybrids
Helped to make countries self-sufficient
Sometimes viewed as a failure
New Genetically Modified Foods
GMOs - Genetically Modified Organisms
Found in 75% of foods
Embraced in West Europe states, not accepted in some other regions
Regional and Local Change
Latin America - increases in cash crops
Overall agricultural exports have decreased
In Africa, women manage agriculture
Rectangular Survey System - Checkerboards across fields
Township-and-Range System - Facilitated movement of non-Indians across farmland
Metes and Bounds Survey - Natural features used to designate land
Longlot Survey System - Narrow parcels from banks to rivers to canals
Primogeniture - Land passes to the eldest son
Terms
Second Agricultural Revolution - Innovations, Improvements, and Techniques to Improve Agriculture
What Imprint Does Agriculture Make on the Cultural Landscape
Villages
Farm Villages
2% of USA involved in Agriculture
Dispersed Settlement - Farmhouses far apart from each other
In Europe villages are often on hilltops
Types of Villages
Linear - In line
Cluster - In a group
Round - In a circle
Walled - Protected by walls
Grid - Houses lie within a grid shape
Functional Differentiation Within Villages
Chiefs have impressive houses
Farm villages protect the livestock
In Africa, livestock pens are attached to houses
What is the Global Pattern of Agriculture and Agribusiness?
The World Map of Climates
Koppen climate classification system - Classifies world on hasis of climate
Climatic Regions - Areas with climatic characteristics
Types of Climates
A - Very hot and humid
Af - Equatorial Rainforests
Am - Monsoon Climate
Aw - Savanna
BW - Desert
BS - Steppe
Cf - Humid and warm
C - Mediterranean
Da - Mildly cold
Dfb/Dfc - Cold and Long Winters
The World Map of Agriculture
Cash Crops and Plantation Agriculture
Plantation Agriculture - Production system
Multinational Corps protect their plantations
Cotton and Rubber
Big cash crops
Cotton blew up in the 19th Century
Rubber became big around the 1900s
WWII had a need for rubber
Luxury Crops
Tea, Cacao, Coffee, and Tobacco
Coffee is second most valuable commodity after petroleum
Fair Trade Coffee
Commercial Livestock, Fruit, and Grain Agriculture
Map of Agriculture - Self Explanitory
Livestock Ranching - Raising of domesticated animals for meat
Subsistencece Agriculture
Subsistence Crop and Livestock, Chiefly Rice, Chiefly Wheat and other
Mediterranean Agriculture
A particular climatic zone
Citrus, Olives, Grapes, Dates, etc.
Illegal Drugs
Coca (Cocaine) grown in Peru Colombia, and Bolivia
Poppy (Heroin and Opium) grown in Southeast and Southwest Asia, Afghanistan, Myanmar
Mexican Drug Lords
Environmental Impacts of Commercial Agriculture
Mediterranean Europe clearing land
Overfishing
Soil Erosion
Vegetation killed by livestock
Agribusiness and the Changing Geography of Agriculture
Agribusiness - Business that supports Agriculture
Chickens mass produced - Big, Unhealthy, Low Life Quality
Hog production
Reveals capacity of markets to influence farming
Loss of Productive Farmland
Fertile farmland lost to housing and retail
New node
Terms
Commercial Agriculture - Agriculture sold for a profit
Monoculture - Dependance on a single agricultural commodity