“Three pillars” of sustainability: environmental, social equity, and economic demands. A certain view of sustainability, which uses three overlapping circles indicating that the three pillars are not mutually exclusive and can be mutually reinforcing. Have been used as a common ground for sustainability standards and certification systems
Sustainable resources: resource that is used up at the same speed that it is renewed examples: wood can be a sustainable resources if trees are harvested at the same rate as new trees mature wind (because wind is not “used” up) solar and hydroelectric power is considered sustainable non-sustainable resources: resources that are not used up at the same speed that it is renewed examples: oil, natural gas, minerals from earth do not regenerate fish stock can be renewed and used in a sustainable fashion, but are non-sustainable
sustainability terms and definitions environment: The sum of all external conditions affecting the life, development, and survival of an organism examples: Everglades in Florida, Amazon Rainforest, and Appalachian Mts.
Juniata examples: Muddy Run River, East?, the Library on a Sunday night, and Raystown Lake sustainability: World Commission on Environment and Development in 1987 (meeting the needs of the present without compromising the ability of future generations to meet their own needs) examples: long-lived and healthy wetlands are examples of sustainable biological systems carbon footprint: usually stands for a certain amount of gaseous emissions that are relevant to climate change and associated with human production or consumption