ENVS 2270 Lecture Notes - Lecture 4: Ozone Depletion, Biogeochemical Cycle, Carbon Cycle
15 Feb 2017
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Document Summary
Unites all components (lithosphere, hydrosphere, biosphere, atmosphere) C is stored in different reservoirs and is exchanged between reservoirs. C enters and leaves at different rates. Good science involves well designed studies and experiments. Focuses on the natural world, aims to explain the natural world. Uses anything that works- deduction, induction, experiments, mathematics, modeling. A law is a general statement about the expectation that certain events will occur where certain conditions are meant. A hypothesis is a human mental construct that provides a preliminary causal explanation of a set of facts. A theory is a more mature, more complex, and more wide-ranging human mental construct. Theories also provide causal explanations of the world and are used to predict future behavior. A theory or hypothesis that is repeatedly confirmed is provisionally accepted. A theory or hypothesis that is overwhelmingly invalidated is rejected. Researcher writes publication based on their research and submit to a peer-reviewed journal.
