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Explore the concept of resources, competition in the environment, utilization, and management of environmental resources. Learn about natural and synthetic materials, disposal, recycling, and toxic substances. Assessments include a written examination and an individual report on a specific environmental topic.
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Resource, Materials and Environment Dr. Eric Tsang P.K.
Course Content • Resources • Environmental resource • Materials • Natural material • Materials in food • Synthetic material • Disposal and Recycle • Toxic substances • Environmental chemistry • Environmental issues
Course Assessments • 1.5 hour written examination (50%) • 1500-2000 words individual report on one specific environmental topic (50%)
What is resource? (From Wikipedia) Resource may refer to: • Resource (economics), commodities and human resources used in the production of goods and services, including • Natural resource, a commodity that is valuable in its relatively natural form. • Human resources (HR) or human capital, valuable human work power. • Resource (project management), economic resources used in planning of tasks. (not relevant to our discussion)
www.geographic.org • Resource is …… • Anything that is both naturally occurring and of use to humans. • Examples of resources include water, soil, air, oil, mineral, vegetation including wood, plants or animals as food.
Competition for resources • Like any resources, many environmental resources are limited in nature. (e.g. crude oil) • Living organisms including humans usually compete for limited resources. (e.g. animals competing for food and water) • Competition for resources is a known mechanism for evolution.
Environmental Resources Management • Environmental crisis may result if environmental resources are not managed sustainably. (i.e. sustainable resource management) • E.g. Forestry, fresh water, fisheries
Utilization of environmental resources • Extraction, utilization and depletion of resources are often linked to environmental issues. • Can you list some examples?
A report on the state of world fisheries • Click here to view the report
What do we mean by Environment? Society Nature
Human-Environment relationship Man-made environment production transportation community cultural atmosphere biota water geology soil Natural environment
Useful reference • World Resource Institute • http://www.wri.org • Wikipedia • http://www.wikipedia.org • ESDWEB • http://www.ied.edu.hk/esdweb • EPD • http://www.epd.gov.hk