Aviation is perpetually contentious in debates on climate change. The government says it wants people to be able to fly on holiday. But there's currently no technology that can radically cut emissions from planes.
The Climate Change Committee spells out the implications of that tension. The rest of the economy, it says, may have to cut its emissions 90% by 2050, so people can carry on flying in the meantime. The current target for the whole economy is 80%.
According to the committee's argument, if the current emissions are 100kg, for example, by 2050, up to how many emissions are permitted, 10kg, or 90kg?
Top answer
e. 10 kg.
— Probus
e.
10 kg.
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The rest of the economy would have to cut its emissions by 90%, 90 kg in your example, so that by 2050 it would be allowed to emit only 10%, i.e. 10 kg.