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EFMS Environment

Vocab from our final unit of the year.

TermDefinition
population all the organisms of the same species that live in the same area at the same time
carrying capacity the largest number of individuals of a given species that Earth’s resources can support and maintain for a long period of time
desertification the development of desert-like conditions due to human activities and/or climate change
urban sprawl the development of land for houses and other buildings near a city
deforestation the removal of large areas of forest for human purposes
reforestation process of planting trees to replace trees that have been cut or burned down
reclamation a process in which mined land must be recovered with soil and replanted with vegetation
runoff the portion of precipitation that moves over land and eventually reaches streams, rivers, lakes, and oceans
point-source pollution pollution from a single source that can be identified
nonpoint-source pollution pollution from several widespread sources that cannot be traced back to a single location
global warming an increase in the average temperature of Earth’s surface
greenhouse gas a gas in the atmosphere that absorbs Earth’s outgoing infrared radiation
sustainability conserving natural resources in order to maintain ecological balance
ecology a branch of biology that studies how organisms interact with their environment
Earth’s systems (spheres) atmosphere, geosphere, hydrosphere, biosphere, anthroposphere
positive feedback loop a system where once it gets out of balance, continues to get farther away from balanced
albedo the amount of incoming sunlight that is reflected
landfill a place where trash is buried in the ground
ecological footprint compares how many resources people use to how quickly Earth can replace those resources
Earth overshoot day the day when we’ve used up more resources than the Earth can replace in one calendar year. (8/2/2017)
Created by: MsHeltonReads