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Marechal Mascarenhas De Moraes hydroelectric plant
The Marechal Mascarenhas de Moraes hydroelectric plant (Peixoto plant) is a Brazilian hydroelectric station on the rio Grande in Minas Gerais that was the first large-scale power plant built there.
Margaret Sze-Tai Y. Chu
Margaret Sze-Tai Y. Chu is an American nuclear waste management expert who led the Department of Energy's Yucca Mountain repository program and was elected to the National Academy of Engineering.
Margham Oil Field
The Margham Oil Field, also written Marghan, is an onshore gas and condensate field in Dubai, UAE, discovered in 1982 and Dubai's only commercial onshore reservoir.
Mari Gas Field
Mari Gas Field is a natural gas field at Daharki in Ghotki District, Sindh, Pakistan, discovered in 1957 by Esso Eastern and producing continuously since 1967.
Mari Petroleum Co Ltd
Mari Petroleum Company Limited, renamed Mari Energies Limited in January 2025, is a Pakistani oil and gas company that operates the Mari gas field in Ghotki District, Sindh.
Mariana lithium project
The Mariana lithium project is a brine lithium mine and lithium chloride plant in Salta Province, Argentina, wholly owned by Ganfeng Lithium and inaugurated in 2025.
Marib-Ras Isa Oil Pipeline
The Marib-Ras Isa Oil Pipeline is Yemen's main crude oil export pipeline, running from the Marib-Al Jawf oil fields to the Ras Isa terminal on the Red Sea.
Marimbondo hydroelectric plant
The Marimbondo hydroelectric plant (Usina Hidrelétrica de Marimbondo) is a 1,440 MW dam on the Grande River between Minas Gerais and São Paulo, Brazil, operated by Furnas since 1975.
Marine Diesel Oil
Marine diesel oil (MDO) is a distillate marine fuel classified as grade DMB under ISO 8217, sitting between marine gas oil and heavier residual intermediate fuel oils.
Marine Gas Oil
Marine gas oil (MGO) is a low-sulfur distillate marine fuel for diesel engines and boilers, the standard compliance fuel in IMO sulfur Emission Control Areas.
Mariner East
Mariner East is a system of natural gas liquids pipelines operated by Sunoco Pipeline, a subsidiary of Energy Transfer, carrying ethane, propane, and butane roughly 350 miles across southern Pennsylvania.
Mariner Oil and Gas Field
Mariner is a heavy oil field on the East Shetland Platform in the UK northern North Sea, about 150 km east of Shetland, producing since August 2019.
Maritime Electric
Maritime Electric is a regulated electric utility and the principal distributor of electricity in Prince Edward Island, serving about 91,000 customers as a wholly-owned subsidiary of Fortis Inc.
Maritimes and Northeast Gas Pipeline
The Maritimes & Northeast Pipeline (M&NP) is a natural gas pipeline from Goldboro, Nova Scotia, to Dracut, Massachusetts, built in 1999 and now flowing in reverse.
Marjan Oil and Gas Field
Marjan (مرجان) is an offshore oil and gas field in the Arabian Gulf off northeastern Saudi Arabia, discovered in 1967, producing since 1973, and operated by Saudi Aramco.
Mark Todd Peters
Mark Todd Peters is an American engineer who became the 10th president and CEO of MITRE Corporation in September 2024, after leading Idaho National Laboratory from 2015 to 2020.
Mark W. Verbrugge
Mark W. Verbrugge is an American battery researcher who led General Motors' materials research labs and was elected to the National Academy of Engineering in 2009.
Markbygden wind farm
Markbygden wind farm, also marketed as Markbygden 1101, is a large onshore wind complex near Piteå in northern Sweden, planned for up to 1,101 turbines and about 4,000 MW of capacity.
MarkeDroid
MarkeDroid is an Estonian cleantech startup founded in Tallinn in 2023 by Toomas Teesaar and Toomas Kärner, whose AI platform turns distributed energy resources into a virtual power plant.
Market Stability Reserve
The Market Stability Reserve (MSR) is a mechanism of the European Union Emissions Trading System that automatically adjusts the supply of emission allowances, operating since 2019.
Marlim Oil and Gas Field
Marlim is a giant deepwater oil field in the Campos Basin, about 110 km off Rio de Janeiro, Brazil, discovered by Petrobras in 1985 with peak production of 586,315 barrels per day in 2002.
Marlin Oil and Gas Field
Marlin is an oil and gas field in the Gippsland Basin, Bass Strait, about 42 km off Victoria, Australia, discovered in 1965 and on stream since 1969.
Marmara LNG Terminal
The Marmara LNG Terminal (Marmaraereğlisi LNG Terminali) is Türkiye's first LNG import terminal, at Marmara Ereğlisi on the Sea of Marmara, operated by BOTAŞ since 1994.
Marmul Oil Field
The Marmul oil field is a heavy-oil field in Dhofar province, southern Oman, discovered in 1956, brought on stream in 1980, and operated by Petroleum Development Oman.
Mars Crude Oil Pipeline
The Mars Crude Oil Pipeline is a Shell-operated Gulf of Mexico pipeline, in service since 1996, carrying deepwater crude about 160 miles to storage at Clovelly, Louisiana.
Marsa El Brega LNG Terminal
Marsa El Brega LNG Terminal is a liquefied natural gas export terminal at Brega on Libya's Gulf of Sirte, opened by Esso in 1970 as the world's third LNG export plant and mothballed since 2011.
Marshall Steam Station
Marshall Steam Station is a four-unit coal-fired power plant in Terrell, North Carolina, on Lake Norman about 30 miles north of Charlotte, operated by Duke Energy Carolinas.
Martin Julian Blunt
Martin Julian Blunt, also known as Martin Blunt, is Professor of Petroleum Engineering at Imperial College London, known for research on multiphase flow in porous media and carbon storage.
Martin Lake Steam Station
Martin Lake Steam Station is a lignite-fired electric power station in Rusk County, Texas, owned and operated by Vistra Corp. through its Luminant subsidiaries since 1977.
Martin Linge Oil and Gas Field
Martin Linge, previously called Hild, is an Equinor-operated oil and gas field in the northern North Sea, discovered in 1978 and started up in 2021 on power from shore.