Recycling of waste from electrical and electronic equipment (WEEE) traditionally focuses on large quantities of waste materials such as plastics. However, some product groups in the WEEE contain hidden treasures in the form of critical metals. This project assesses the critical metals’ waste handling as part of five selected product groups, in the Nordic region. The environmental and economic benefits from the recycling of these metals currently and in the near future is quite substantial, mainly due to the presence of significant quantities of gold in the selected products.In order to contribute further to the circular economy concept, the Nordic countries should pay attention not only to quantitative but also to qualitative aspects of recycling, in order to capture recyclable materials that, although in small quantities, their recycling brings a high economic and environmental value.
Recycling of waste from electrical and electronic equipment (WEEE) traditionally focuses on large quantities of waste materials such as plastics. However, some product groups in the WEEE contain hidden treasures in the form of critical metals. This project assesses the critical metals’ waste handling as part of five selected product groups, in the Nordic region. The environmental and economic benefits from the recycling of these metals currently and in the near future is quite substantial, mainly due to the presence of significant quantities of gold in the selected products.In order to contribute further to the circular economy concept, the Nordic countries should pay attention not only to quantitative but also to qualitative aspects of recycling, in order to capture recyclable materials that, although in small quantities, their recycling brings a high economic and environmental value.
This project examines the market for recycled plastic, with a primary focus on post-consumer plastic waste because this is considered to be the more problematic. The market for plastic waste generated in manufacturing and production is relatively strong and well-functioning; As a consequence, the majority of plastic waste from manufacturing and production is recycled. Post-consumer waste is much less homogenous: it comes from a wide variety of sources, and contains a wide variety of plastics and tends to be difficult to collect, sort, and recycle. This project identifies barriers to further utilisation of recycled plastics, and analyses a collection of policy tools that could be used to support and expand that market.
This policy brief outlines the main findings from the project Plastic Waste Markets: Overcoming barriers to better resource utilisation. The aim of the project is to provide an overview of the key barriers to a stronger and more robust market for recycled plastics, and to suggest potential initiatives that could be used to overcome these barriers and strengthen the market. The project is part of the market challenges to the Nordic Prime Ministers’ green growth initiative, The Nordic Region – leading in green growth.
This book describes and illustrates the application of several asymptotic methods that have proved useful in the authors' research in electromagnetics and antennas. We first define asymptotic approximations and expansions and explain these concepts in detail. We then develop certain prerequisites from complex analysis such as power series, multivalued functions (including the concepts of branch points and branch cuts), and the all-important gamma function. Of particular importance is the idea of analytic continuation (of functions of a single complex variable); our discussions here include some recent, direct applications to antennas and computational electromagnetics. Then, specific methods are discussed. These include integration by parts and the Riemann-Lebesgue lemma, the use of contour integration in conjunction with other methods, techniques related to Laplace's method and Watson's lemma, the asymptotic behavior of certain Fourier sine and cosine transforms, and the Poisson summation formula (including its version for finite sums). Often underutilized in the literature are asymptotic techniques based on the Mellin transform; our treatment of this subject complements the techniques presented in our recent Synthesis Lecture on the exact (not asymptotic) evaluation of integrals.
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