use efficiency
51Photosynthetic efficiency — The photosynthetic efficiency is the fraction of light energy converted into other forms of energy for use. Trees convert light in to chemical energy through the process of photosynthesis with a photosynthetic efficiency of approximately 0.2 0.5% …
52Resource efficiency — The use of smaller amounts of physical resources to produce the same product or service. Resource efficiency involves a concern for the use of all physical resource sand materials used in the production and use cycle, not just the energy input …
53Land use planning — is the term used for a branch of public policy which encompasses various disciplines which seek to order and regulate the use of land in an efficient and ethical way. Despite confusing nomenclature, the essential function of land use planning… …
54Time use research — is a developing interdisciplinary field of study dedicated to knowing how people allocate their time during an average day. TOC The comprehensive approach to time use research addresses a wide array of political, economic, social, and cultural… …
55Air Efficiency Award — Infobox Military Award name=Air Efficiency Award caption=Ribbon of award awarded by=United Kingdom and Commonwealth type=Long service award eligibility= for=10 years service campaign= status= description= clasps= established=1942 first award=… …
56overhead efficiency variance — overhead productivity variance; = productivity variance In a standard costing system, that part of the overhead total variance that arises from the more or less efficient use of the time available to carry out the actual production. It compares… …
57thermal efficiency — The percentage of the heat developed in the burning fuel charge that is actually used to develop power determines thermal efficiency. When fuel is combusted in an engine not all the fuel is converted into power. Some is lost in overcoming… …
58Trade and use of saffron — …
59Decoupling Natural Resource Use and Environmental Impacts from Economic Growth report — Decoupling Natural Resource Use and Environmental Impacts from Economic Growth Type Independent scientific assessment Website …
60The Use of Knowledge in Society — is a scholarly article written by renowned Austrian school economist Friedrich Hayek, first published in the September 1945 issue of The American Economic Review . [http://www.fee.org/publications/the freeman/article.asp?aid=3487 Book Review: The …
