Lecture2 - Pressing Problems/ Unsustainable Global Trends...

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CEE 3000/Sustainability 1 Sustainable Development: Applications in Civil Engineering Professor Adjo Amekudzi CEE 3000 Class #2 8/23/07 Pressing Problems/ Unsustainable Global Trends Population –G r o w t h – Rapid urbanization Depletion of natural resources Extraction of non-renewable resources Increasing consumption of energy, water, materials Land Surface Degradation Desertification Deforestation – Soil erosion Loss of Habitat Wastes/Pollution Atmospheric and Global Climate Change Air pollution, Ozone, Smog, Global Warming, Rapid Climate Change Drought, El Nino, floods, hurricanes Sea level changes –E c o s y s t e m s Impact of domesticated biosphere, fertilizers to pesticides Loss of Biodiversity (Past, Present) Water Cycle •A c i d r a i n River water and Aquifer Pollution Water Quantity and Quality Pollution of the Oceans Growth of Cities: Cities with more than 1 million in 2000 . . . . . . and in 2025 What is Sustainability? To keep up, prolong (Merriam-Webster, 2003) Sustainability “Sustainable development is development that meets the needs (and aspirations) of the present generation without compromising the ability of future generations to meet their own needs.” (World Commission on Environment and Development, United Nations, 1987) Sustainability Definitions, Cont’d A sustainable process or condition is one that can be maintained indefinitely without progressive diminution of valued
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CEE 3000/Sustainability 2 “...reconciliation of society’s developmental goals with its environmental limits over the long term…” “….the transition toward sustainability over the next two generations should be to meet the needs of a much larger but stabilizing human population, to sustain the life support systems of the planet, and to substantially reduce hunger and poverty…” (Our Common Journey ) Global Quality of Life Indicators 1.3 x10 9 lack potable water 2.3 x10 9 lack sanitary facilities 1.3 x 10 7 children/year die of diarrhea The Eight U. N. Millennium Development Goals 1. Eradicate extreme hunger and poverty 2. Achieve universal primary education 3. Promote gender equality and empower women 4. Reduce child mortality 5. Improve maternal health 6. Combat HIV/AIDS, malaria and other diseases 7. Ensure environmental sustainability 8. Develop a global partnership for development Ensure Environmental Sustainability • Halve, by 2015, the proportion of people
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This note was uploaded on 06/07/2009 for the course CEE 3000 taught by Professor Meyer during the Fall '07 term at Georgia Tech.

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Lecture2 - Pressing Problems/ Unsustainable Global Trends...

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