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Long distance HVDC lines carrying hydroelectricity from Canada's Nelson River to this converter station where it is converted to AC for use in southern Manitoba's grid. A high-voltage direct current (HVDC) electric power transmission system uses direct current (DC) for electric power transmission, in contrast with the more common alternating current (AC) transmission systems. [1]
The world's exclusive economic zones by boundary types and EEZ types. An exclusive economic zone (EEZ), as prescribed by the 1982 United Nations Convention on the Law of the Sea, is an area of the sea in which a sovereign state has exclusive rights regarding the exploration and use of marine resources, including energy production from water and wind.
The coefficient of variation (CV) is defined as the ratio of the standard deviation to the mean , [1] It shows the extent of variability in relation to the mean of the population. The coefficient of variation should be computed only for data measured on scales that have a meaningful zero (ratio scale) and hence allow relative comparison of two ...
The first list is based on the Stockholm International Peace Research Institute (SIPRI) fact sheet, which includes a list of the world's top 40 military spenders as of 2023, based on current market exchange rates.
Atlanta regained the top position in 2021, [2][3] and has held it since. Alternatively, London has the world's busiest city airport system by passenger count. As of 2023, the United States has the most airports in the top 50 list, with 16, including five of the top 10. Four other countries have at least two airports in the top 50: China has 10 ...
Gas (0.8%) Peat (1.4%) Other (2.0%) The electricity sector in Finland relies on nuclear power, renewable energy, cogeneration and electricity import from neighboring countries. Finland has the highest per-capita electricity consumption in the EU. [1] Co-generation of heat and electricity for industry process heat and district heating is common.
Research and development (R&D or R+D) [1] is the set of innovative activities undertaken by corporations or governments in developing new services or products. [2][3][4] R&D constitutes the first stage of development of a potential new service or the production process. Although R&D activities may differ across businesses, the primary goal of ...
3.5%. Route map. The Tokyo Metro Yurakucho Line (東京メトロ有楽町線, Tōkyō Metoro Yūrakuchō-sen) is a subway line in Japan owned and operated by Tokyo Metro. The line connects Wakōshi Station in Wakō, Saitama and Shin-Kiba Station in Kōtō, Tokyo. On maps, diagrams and signboards, the line is shown using the color "gold", and ...