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Chapter 19
Human Impact and Technology
Term | Definition |
---|---|
pollution | anything added to the environment that is harmful to living things |
chemical runoff | the chemical waste produced on land that enters water sources |
eutrophication | a process in which chemical runoff causes algae growth that chokes out other organisms in a water ecosystem |
acid rain | Rain that is caused by pollution and is harmful to organisms because it is acidic |
greenhouse effect | the warming of the atmosphere because of trapped heat energy from the sun |
ozone | a form of oxygen |
land development | the changes people make to natural land for farming or living space |
deforestation | the removal of forest ecosystems for land development |
introduced species | a species taken from its natural ecosystem and placed in another ecosystem |
conservation biology | the science of using ecological information to help reduce damage to the environment |
landfill | an area where trash is collected and stored |
recycling | using waste products to create new products |
emission | a chemical waste given off as a gas |
reserve | a protected area that cannot be used for building growth |
landscape ecology | using ecological information to help balance human and environmental needs |
recovery plan | a plan using scientific knowledge to help bring endangered species back from possible extinction |
biodiversity | the total of all life on the earth |
geology | the study of nonliving parts of the earth |
biogeology | the study of the interaction between living and nonliving parts of the environment |
engineering | the use of math and science to create methods and machines to help solve problems of make life better |
engineer | a person who works in engineering |
technology | any device, machine, or method designed to solve a human problem or question |
medical technology | any technology designed to solve a medical problem |
patent | a government notice of ownership for a piece of technology |
scientific journal | a scientific magazine |