Last socials test Flashcards
the difference in value between a country’s imports and exports.
Balance Of Trade
The field of study that manipulates biological processes for agriculture and industrial purposes.
Bio Technology
any organism whose genetic material has been altered using genetic engineering techniques.
Genetically modified organisms-GMO’s
a small community in southern Ontario. May 2000, heavy rainfall carried contaminated water into one of the communities wells. The runoff came from pastures that had cattle manure on them. This introduced a deadly strain of E. Coli bacteria into BLANKS drinking water.
Walkerton Issue
open water percolating down from above.
Open Aquifer
surrounded on top & bottom by impermeable rock.
Closed Aquifer
the removal of sediments and debris from the bottom of lakes, rivers, harbors, and other water bodies
Environmental Dredging
The theory that when people or companies use a shared resource, each makes decisions based on their own self interest, even if the decisions damage the resource.
Tragedy Of The Commons
The raising of fish and shellfish in various types of fresh or saltwater fish farms.
Aqua Culture
The buildup of chemicals, such as persistent organic pollutants in organisms. These chemicals become increasingly concentrated as they move upward in the food chain.
BioAccumulation
A process in which persistent organic pollutants evaporate, travel through the atmosphere and then condense in new locations.
Grasshopper Effect
The introduction of acidic materials into the environment in the form of acid rain, gas, or solids such as dust.
Acid Deposition
Fog or haze combines with smoke and other atmospheric pollutants such as NOx or ozone.
Smog
Large scale farming operations that produce the highest output at the lowest possible cost. Also called “intensive animal farming” because these farms keep animals like birds, cattle, or hogs, at high densities and at large scales.
Factory Farm
send goods or services to another country for sale.
Exports
