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Enviromental Changes
Term | Definition |
---|---|
megalopolises | area where cities ahve grown so much they run into each other |
developing countries | countries seeking to industrealize |
developed countries | countries that have long been indestriualized |
standerds of living | the measure of a persons weaqlth and personal well-being |
deforestation | by products of growing world population |
habitats | the special enviroments reqiuerd for particular organisms to live |
desertifacation | the turing of fertile land into desert |
droughts | long periodes without rain |
acid rain | poisenous downpours |
ozone layer | emission of chlorofluorocarbons |
chlorofluorocarbons | gases used in aerosols |
subsistence farmers | farming that provides for the basic needs of the farmer without surpluses for marketing. |
slum | A squalid and overcrowded urban street or district inhabited by very poor people |
nonrenewable resources | materials present in essentially fixed amounts |
gfreenhouse effect | trapping of the sun's warmth |
ozone hole | region of marked thinning of the ozone layer in high latitudes |
sustainable development | Sustainable development is a pattern of resource use that aims to meet human needs |
green revolution | A large increase in crop production in developing countries |