Zia Haq

FILE - A Boeing 747 takes off from the airport in Frankfurt, Germany, on Aug. 7, 2020. Airplanes are a minor contributor to global greenhouse-gas emissions, but their share is sure to grow as more people travel in coming years, and that has the aviation industry facing the prospect of tighter environmental regulations and higher costs. At the opening of a huge aviation industry show near London, on Monday, July 18, 2022, discussion about climate change replaced much of the usual buzz over big airplane orders. (AP Photo/Michael Probst, File)

A gaggle of agencies seeks development of sustainable airplane fuel

One of the top goals of the climate crowd is development of a new jet fuel. Now a group of federal department and agencies has launched a public challenge…

Technology