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...systems approach to environmental decision making...Many of the decisions we make have implications for our environment, particularly those concerning natural resources and waste. Taking account of environmental factors in decision making can be both complex and challenging. This free course, Introducing environmental decision making, considers decisions in their broader...

...system whose primary energy source is coal. Useful electrical energy delivered to the home is much less than the primary energy used in generating it. This is due to losses through inefficiency at the power station, in transmission and in running household appliances. It is important to remember that the primary energy released by all forms of energy resources is not the...

...system. Figure 1 An example extract from a meteorological report for Edmonton, Canada. Somewhere between the observations like those recorded in Figure 1 and a weather forecast is a team of professional meteorologists. No doubt among them will be those whose tasks include a consideration of the observers' reports of cloud type, which is a rich source of immediate weather...