ECOR 1010 Lecture 2: TSE
9 Mar 2017
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Document Summary
Lecture 2 = state of the environment: provisioning services = stock of necessary supplies, food, water, fiber, genetic, biochemical"s, water as an example . Forests and mountain ecosystems provide water for 4 billion people. Water supply unchanged but demand has doubled between 1960 and 2000: regulating services = attempts to control the environment, air quality, water, erosion, disease, natural disasters, waste treatment, natural hazard as an example weather alone and protection. People live in dangerous areas, coastal, flood lines, drought, wildfires increasing. Cost and impact increasing - > 600,000 fatalities, . 3 trillion since 1980 from. Ecosystems degradation wet lands, mountain forests reduces natural systems: cultural services, spiritual and religious, aesthetic, recreation, eco-tourism (tourism involving travel to areas of natural or ecological interest, eco-tourism as an example . North america and has affected coral reefs in the caribbean: dust in the atmosphere adversely impacts cloud formation and rainfall patterns, increasing desertification.
