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Change: . Its adherents most often hold true sustainability as a goal or guide, and make lifestyle tradeoffs, such as transport, housing, energy, and diet that favor sustainability. Most often these tradeoffs involve making more environmentally-friendly lifestyle choices. Lester R. Brown concisely summarizes life.the situation   View changes from previous version. (Word count: 1026)

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Change: ACTIVITIES ARE SUSTAINABLE WHEN THEY: 1 - use naturally renewable resources in continuous cycles. 2 - use continuously reliable sources of energy. 3 - approach life with the finest qualities of being human (i.e. creativity, communication, coordination, appreciation, and spiritual and intellectual development.) ACTIVITIES ARE NOT SUSTAINABLE WHEN THEY:   View changes from previous version. (Word count: 936)

Change: Created by FDU_Soule Jun 15 2008, 12:36 AM EDT for: no reason given