Energy efficiency is the ‘first fuel’, but progress remains too slow, says IEA analyst
By Rebecca McLaughlin-Eastham Published on 18/12/2025 – 16:00 GMT+1 The International Energy Agency (IEA) warns that global energy efficiency gains remain below levels needed to meet international climate goals. Progress is expected to rise to 1.8% in 2025, but the world is still off track to double gains by 2030. “There’s a real opportunity to accelerate
