ENV100Y5 Lecture Notes - Asthenosphere, Igneous Rock, Planetary Mass
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ENV100Y5 Full Course Notes
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Document Summary
Environmental policies/practices need to be defined by various organizations. Bill c-38 (the fisheries act) has been gutted. Policy has to be grounded in good science. Environmental science explains interactions between humans between the psychical and biological world. Science- a systematic process for learning about the world and testing our understanding of it. The accumulated body of knowledge that arises from the dynamic process. The scientific method testing ideas through observations, questioning and experimentation. Assumptions: the universe works according to natural laws. The scientific process includes peer review, publication, debate etc. Uncertainty is a fundamental part of the process. Communication about environmental issues is further complicated by differences in language and worldview. Good for farming and food control but it destroys eco-systems (extreme pro"s & con"s) Eco-sphere- issues and topics, basic science, human impact, Millennium ecosystem assessment (report card on env) state of ecosystems to support life (credible) Rapid, extensive changes in the past 50 years.