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David Martin
Senior Oil Market Analyst.
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George Kamiya
Former Energy Policy Analyst. George Kamiya leads the IEA’s analysis on the energy and climate impacts of digitalisation and works on modelling and policy aspects of other emerging topics, including critical minerals, cybersecurity, and new mobility services. He contributes to several IEA flagship reports including the World Energy Outlook, World Energy Investment, and Tracking Clean Energy Progress.
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Martin Husek
Former Energy Analyst.
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Sacha Lachmann
Former Energy Analyst.
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María Fernanda Suárez Londoño
Minister of Mines and Energy. María Fernanda Suárez Londoño has served as Colombia’s Minister of Mines and Energy since August 2018. Under her leadership, Colombia is implementing an ambitious energy efficiency plan. Ms Suárez has worked in senior roles in the public and private sectors, including at Colombian oil company Ecopetrol.
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Outlook for Biogas and Biomethane Introduction to biogas and biomethane
Biogas is a mixture of methane, CO2 and small quantities of other gases produced by anaerobic digestion of organic matter in an oxygen-free environment. Its precise composition depends on the type of feedstock and the production pathway. The methane content of biogas typically ranges from 45% to 75% by volume. Biogas is usually produced using the following technologies: Biodigesters: These are airtight systems (e.g. containers or tanks) in which organic material is broken down by naturally occurring micro-organisms. Contaminants and moisture are usually removed before use of the biogas. Landfill gas recovery systems: The decomposition of municipal…
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Toshiyuki Shirai
Former World Energy Outlook Analyst.
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Syrine El Abed
Africa Programme Manager.
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Peter Levi
Head of Technology Supply Chain Unit. Peter Levi first joined the Energy Technology Policy Division of the IEA in 2016 and now leads the sectoral analysis of Industry within the Division. In this role he is focussed on the technologies and policies that can be employed to mitigate greenhouse gas emissions from energy-intensive sectors within industry – steel, cement, chemicals, aluminium and paper – as well as cross-cutting themes such as energy security, technology supply chains, innovation, hydrogen, carbon capture and electrification.
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Chris Wright
Secretary of Energy.
