5.1 and 5.2
Define Tragedy of Commons
What is, individuals will use shared/public resources in their own self interest, degrading them?
This method of agriculture grows a single type of crop, highly efficient for harvesting, but decreases the habitat’s diversity.
What is monocropping?
Majority of global human water use
What are agricultural practices?
What is kill, repel, or control forms of animal and plant life considered to damage or be a nuisance in agriculture and domestic life
What are Tree Plantations?
What are areas where the same tree species are repeatedly planted, grown, and harvested?
What is the Green Revolution?
What is the shift in agriculture away from small, family operated farms to large, industrial-scale agriculture businesses.
Gives pests resistant traits to pesticides
What is genetic biodiversity?
What is the effect of overgrazing?
What is too many animals grazing an area of land can remove all the vegetation (grass) which leads to topsoil erosion.
What is soil erosion caused by?
What is loss of stabilizing root structure?
Irrigation leads to depleted groundwater resources, can drown roots and increase in soil salinization…- describe a benefit of irrigation
What is irrigation makes agriculture possible in many parts of the world that are naturally too dry?
Irrigation solution for soil salinization
What is drip irrigation?
What are fisheries?
What are populations of fish used for commercial fishing
An example of the Tragedy of Commons
What is overgrazing, overfishing, water & air pollution, overuse of groundwater?
GMO’s are generally used for drought tolerance, pest resistance, etc…- describe one drawback from the use of GMOs
What is GMOs have decreased genetic diversity which can make them susceptible to diseases or pests, whipping out the whole crop?
Define groundwater recharge
What is rain water percolated down through the soil into an aquifer?
Especially harmful fishing method that involves draggin a large net along ocean floor
What is bottom trawling
An example of how the US has addressed the Tragedy of Commons
What is clean air act, clean water act, Safe drinking water act, Bureau of Land Management (BLM)
The effects of this agriculture practice causes eutrophication in local bodies of water, doesn’t return nutrients to the soil and contaminates groundwater for drinking
What is synthetic fertilizer(s)?
Produces its own insecticide
What is Bt corn?
What's a plus side to free range gazing?
What is waste is dispersed over land naturally, acting as fertilizer instead of building up in lagoon