Aviation poses a difficult challenge to the global effort to decarbonize transportation. Air travel is popular, and emissions from the sector are growing rapidly. But the low-carbon technologies required to decarbonize aviation are immature and expensive. For this reason, aviation (along with shipping and energy-intensive industrial sectors such as steelmaking) is often described as “hard to abate.” Decarbonizing aviation will not be easy.
17 April 2023The steep descent to net-zero aviation