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Contributor
Dr Sarquis José Buainain Sarquis
Ambassador, Delegate of Brazil to the OECD and other economic organisations in Paris. An economist and career diplomat since 1991, Ambassador Sarquis has worked in the fields of economics, finance, international trade, investment, and development. He has also authored papers and taught undergraduate and graduate courses in these fields.He is currently Brazil’s representative to the OECD and other international economic organisations in Paris. Previously, he was Secretary for Foreign Trade and Economic Affairs and G20 Sherpa (2020-2023) and Vice President and Chief Risk Officer at the New Development Bank (2018-2020).Ambassador Sarquis holds a PhD and a MSc in Economics from the London School of Economics and Political Science (LSE) and a BSc in Electronic Engineering from the Polytechnic School of the Federal University of Rio de Janeiro (UFRJ). He is also a graduate of Brazil’s diplomatic academy - Instituto Rio Branco.
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News
19 Feb 2026
IEA Ministerial Meeting underscores Agency’s central role in tackling global energy challenges
Ministers deliver expanded mandate on critical minerals and build institutional ties with key countries around the world including Brazil, Colombia, India and Viet Nam Global energy leaders met in Paris this week for the International Energy Agency’s Ministerial Meeting, affirming the IEA’s central role in international cooperation to address the major energy challenges and opportunities facing the world.The two-day event was attended by top government officials from a record 54 countries, with some 40 of them at Ministerial level. Top executives from 55 companies, with a combined market capitalisation of $14 trillion, as well as leaders…
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Chart
23 Oct 2025
Battery and battery material production capacity outside China, 2030
Battery and battery material production capacity outside China, 2030 Critical mineral
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Chart
22 Dec 2025
Electricity generation mix in the Caspian region, 2024 and NZE Scenario 2035
Electricity generation mix in the Caspian region, 2024 and NZE Scenario 2035 China energy finance
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Chart
26 Jun 2026
Hydroelectricity net capacity additions, 2015-2024
Hydroelectricity net capacity additions, 2015-2024 energy system pages
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Event
30 Jun 2026
14:00
IEA Public Energy Technology RD&D Budget Data Webinar for Compilers
Overview Participation by invite only.This 60-minute webinar will be a knowledge exchange between data compilers collecting public energy technology RD&D budget data for the IEA Energy Data Centre. The webinar will cover key concepts related to filling out the questionnaire with a focus on how to integrate the updated classification system into existing processes. The IEA Secretariat will demonstrate how to fill the Excel questionnaire and address common questions, and presentations by delegates will provide first-hand insights into how they have implemented the new classification system in their data collection. The webinar will conclude with an…
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About page
Germany 2017 International collaborations - G20
IEA Contribution to G20 IEA Executive Director Fatih Birol is in the middle of the first row. (Photo courtesy of Berlin Energy Transition Dialogue, all rights reserved) IEA has played a critical role in the energy and climate track of the German G20. The G20 Hamburg Climate and Energy Action Plan for Growth 2017 reflects core IEA contributions: the IEA/IRENA report Perspectives for the Energy Transition: Investment Needs for a Low Carbo...
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Event
18 Feb 2026
13:30
Technology innovation and supply chains at the heart of national competitiveness strategies
Background information This roundtable will examine how energy technology innovation can drive national and regional competitiveness. It will explore how governments and stakeholders can integrate energy innovation into industrial policies, communicate long-term economic returns, and prioritise high-impact actions through policy, finance, and international cooperation. The session will also consider how competitiveness challenges differ between emerging and advanced economies and the implications for energy innovation strategies
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Chart
06 Feb 2026
Global nuclear generation by countries and regions, 1973-2030
Nuclear Power Electricity