Less than a quarter of airline emissions were caught by Europe’s carbon trading schemes last year, according to new data that illustrates the limitations of one of the key tools to fight pollution from aviation.
Airlines and other carbon-intensive industries are charged under emissions trading systems in the EU, UK and Switzerland, which require companies to buy allowances to cover the carbon dioxide they give off.
But the schemes only apply to flights within the region and do not capture emissions from long-haul flights, which burn the most fuel. Airlines are also handed annual free allowances under the system.
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