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| Name | Current message text |
|---|---|
| h English (en) | ===Energy conservation and efficiency=== {{Main|2 = Energy conservation|3 = Efficient energy use}} Global [[primary energy]] demand exceeded 161,000 terawatt hours (TWh) in 2018. This refers to electricity, transport and heating including all losses. In transport and electricity production, fossil fuel usage has a low efficiency of less than 50%. Large amounts of heat in power plants and in motors of vehicles go to waste. The actual amount of energy consumed is significantly lower at 116,000 TWh. |