PARIS, June 7 (Xinhua) -- Annual investments in improving energy efficiency must triple by 2030 in order for the world to remain able to keep global warming below 1.5 degrees Celsius, the International Energy Agency (IEA) said on Wednesday.
Driven by spending on buildings and strong electric vehicle sales, global energy efficiency investment reached a record 600 billion U.S. dollars in 2022, the IEA said in its report titled Energy Efficiency: The Decade for Action.
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