measuringtheictimpactonclimatechange(編輯修改稿)
2024-11-17 15:25 本頁面
【文章內(nèi)容簡介】 ta l l i c c a b l e O p ti c a l c a b l eCase study: LCA of Wired Network 2 0 . 00 . 02 0 . 04 0 . 06 0 . 08 0 . 01 0 0 . 01 2 0 . 0I S D N A D S L F T T HCO2 emissions [kgCO2/year/subscriber]D i s p o s a l / r e c y c l i n gU s eP r o d u c t i o nR e c o v e r y b y r e c y c l i n gImpact of own GHG emissions ? LCA require to set ? Functional Unit ? System boundary ? Allocation procedure Case study: LCA of Wireless Network 1 00102030405060CO2 emissions [kgCO2/year/subscriber] U s eP r o d u c t io nD is p o s a l/ r e c y c lin g 0 . 100 . 10 . 20 . 30 . 40 . 50 . 60 . 7Energy consumption[GJ/year/subscriber]U s eP r o d u c t io nD is p o s a l/ r e c y c lin gMitigation Impact on other sectors ? Dematerialisation to reduce energy in production of goods (paper, CDs, DVDs, etc.) ? Efficient use of power (. standby modes, load shifting) ? Travel avoidance to reduce energy in movement of people (cars, buses, rail, aircraft, etc.) via teleconferencing, etc ? Process optimisation to improve energy efficiency in movement of goods (mail, trucks, rail cargo, cargo ships, etc.) ? Improved efficiency in use of office space (electricity, office area, etc.) reduces the need for heating lighting, etc (. hot desking) ? Reduced storage of goods, . in the ?just in time? supply chain to save warehouse lighting and heating ? Improved work efficiency (workload etc.) . streamlining processes and online training ? Waste avoidance and efficient recycling Impact on other sectors Teleworking Typical CO2 emissions per unit area of office space Japan USA Video conference
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