EU carbon dioxide allowances (EUAs) crashed in November after the system's regulator, the European Commission, proposed a delay to the auctioning of allowances in 2013-15. December 2012 EUAs rallied as high as €9.08 per metric ton ($11.71) ahead of the announcement on Nov. 12, and fell to €6.73 by Nov. 19.

Cost-effective readiness training for fifth-generation fighter aircraft is driving new simulation technologies that will change the way military pilots are trained within five years.

Inflight connectivity provider Gogo says its bandwidth-boosting ATG-4 (air-to-ground-4) upgrade will be installed on approximately 500 airliners by the end of 2013, up from the 40 aircraft equipped today.

Jeffery L. Turner, the CEO who transitioned Wichita-based Spirit AeroSystems from a onetime Boeing subsidiary into the industry's largest independent airframe maker, says he will step down early in 2013. He is 60. The board of directors has convened a search committee that will identify internal and external candidates for his replacement.

While there is general acceptance of the trend toward more-electric aircraft, few can predict the near- or even mid-term debut of electrically propelled vehicles, let alone one that could be capable of Mach 4-plus.

Many anticipated that the Persian Gulf carriers would follow their initial investments in Europe's struggling airlines by picking up more shares. But a little more than a year after they entered the scene as stakeholders, the Middle East carriers are disappointed by the results to date.

As part of its long-term high-speed transport vision, the Japan Aerospace Exploration Agency (JAXA) is studying the potential development of a hypersonic flight experiment (Hytex) aircraft to demonstrate Mach 5 cruise capability.

Latin America should be one of the world's aviation bright spots.