Energy Efficiency 2020 is the latest edition of the IEA’s annual update on global developments in energy efficiency. Through analysis of energy data, policies and technology trends, it provides a comprehensive view of energy efficiency trends worldwide. Energy efficiency plays an essential...

Energy Efficiency 2021 is the IEA’s annual update on global developments in energy efficiency. This year’s edition explores recent trends in energy efficiency markets at the economy-wide and sectoral levels, including developments in policy and investment. The report also focuses on the role...

Energy efficiency continues to play a critical role in improving living standards around the world and is the first and best response to simultaneously meet affordability, supply security and climate goals. As Kenya looks to drive forward its clean energy transition in the face of the global...

The Energy efficiency indicators database contains annual data from 2000 onwards, covering end-use energy consumption by energy product, end-use carbon emissions, associated indicators across the four main sectors of final consumption (residential, services, industry and transport), and...

This World Energy Outlook special report examines the role of fuel switching, primarily from coal to natural gas, to reduce emissions of carbon dioxide and air pollutants. Four case studies, covering the United States, the European Union, the People’s Republic of China, and India, reveal the...