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Martine J. Barons, Lael E. Walsh, Edward E. Salakpi and Linda Nichols
The EU Green Deal requires the reduction in pesticides and fertilisers in food crop production, whilst the sustainable development goals require reductions in food loss and food waste. In a complex and interacting system like the food system, these goals...
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Ann T. W. Yu, Irene Wong, Zezhou Wu and Chi-Sun Poon
Hong Kong is a densely populated city with high-rise developments, and as in other metropolitan cities, the amount of waste generated from construction projects in the city is increasing annually. The capacity of existing landfills is expected to be satu...
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Paula Stigler Granados, Lawrence Fulton, Evangelina Nunez Patlan, Mischa Terzyk and Thomas E. Novotny
Cigarette butts, which are also known as tobacco product waste (TPW), are the single most collected item in environmental trash cleanups worldwide. This study used an online survey tool (Qualtrics) to assess knowledge, attitudes, and perceptions regardin...
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Matteo Vittuari, Fabio De Menna and Marco Pagani
The energy intensity of modern food systems represents a major issue in a scenario of decreasing oil resources and increasing population. Beside the use of renewable energy, an increased efficiency in food systems could contribute to reduce fossil fuels ...
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Wen-Tien Tsai
The energy conservation achieved by utilizing waste heat in the energy and industrial sectors has became more and more important after the energy crisis in the 1970s because it plays a vital role in the potential energy-efficiency improvement. In this re...
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Aileen Cater-Steel,Wui-Gee Tan
Societies and governments are becoming increasingly concerned about the impact of the expanding use of IT equipment on the environment, especially in terms of energy efficiency, emission reduction and toxic waste. The objective of this article is to expl...
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Steffen Lehmann
Beyond energy efficiency, there are now urgent challenges around the supply of resources, materials, energy, food and water. After debating energy efficiency for the last decade, the focus has shifted to include further resources and material efficiency....
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Emrah Cimren, Andrea Bassi and Joseph Fiksel
A new system dynamics tool, T21-Ohio, was developed to support integrated and comprehensive development planning at the state level. Based on the Threshold 21 (T21) framework, T21-Ohio provides insights into the potential impacts of energy and environmen...
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