But the aviation industry has been slower to evolve. 'The airline sector doesn't have a plan'Part of the problem is that individual countries don't properly count their aviation emissions, especially those from international travel, he said. "When you reduce drag, you reduce fuel burn in proportion," he said. David Zingg says airplane manufacturers can reduce emissions in existing planes by reducing weight and drag, and by using biofuels. I certainly am not optimistic that we can, in a short time, be flying with zero carbon emissions," said Zingg.

Source: CBC News March 05, 2021 23:52 UTC