Search for dissertations about: "indicator"
Showing result 1 - 5 of 660 swedish dissertations containing the word indicator.
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1. Characterization of Pathfinders and Indicators of Gold
Abstract : Research on natural minerals and their chemical bonding to economically critical raw materials is a viable industrially relevant research area due to its increasing demand. Meeting demands requires fast, robust, and efficient techniques to explore new ore deposits and continuous operation of active mines as well as recycling. READ MORE
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2. Phosphorus recovery for fertilisers from dairy wastewater – Sustainability assessment at early stages of technology development
Abstract : A reduction in the availability of phosphate rock resources for fertiliser production coincides with an increase in phosphorus-rich dairy wastewater in Europe. This confluence of events has led to the development of technologies for phosphorus recovery from dairy wastewater and the use of the products as fertilisers in agriculture. READ MORE
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3. De-icing salt and the roadside environment : Air-borne exposure, damage to Norway spruce and system monitoring
Abstract : After decades of investigation, we still have to deal withthe problem of environmental effects of the use of de-icingsalt on roads. Lacking useful indicators of the system, westill do not know the environmental utility of ameliorativemeasures taken. READ MORE
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4. Indicators and predictors of sleepiness
Abstract : Sleep is a basic need as important as physical fitness and good nutrition. Without enough sleep, we will create a sleep debt and experience sleepiness. Sleepiness can be defined as the inability to stay awake, a condition that has become a health problem in our 24-hour-7-day-a-week society. READ MORE
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5. Repair or replace? Guidance from indicators and life cycle assessment on circular economy strategies for energy-using products
Abstract : Various circular economy (CE) strategies, such as use extension with repair or reuse, have been suggested as a means for addressing the increasing resource and environmental footprint of society. To identify effective CE strategies, companies or policy makers seek guidance from the evaluation of resource use and environmental impact of alternatives that introduce different CE strategies to product systems. READ MORE