5 Most Efficient Countries in the World

2. U.K.

Total Final Energy Consumption (Ktoe): 128,743

ACEEE Score: 72.5

Industrial Sector Score: 20.5

ETI Score: 66.2

Average: 53.06

The United Kingdom also has a strong commitment to achieving energy efficiency. It aims to reduce GHG emissions significantly. Its goal is to achieve the net zero target by 2030. It is the global leader in decarbonization. The country has effective thermal power plants. There is also attention towards energy efficiency R&D. With an average score of 53.06, the UK is placed second on our list of the most efficient countries in the world.