Green Car Congress

OCTOBER 2, 2011

A NASA-led study has documented an unprecedented depletion of Earth’s protective ozone layer above the Arctic last winter and spring caused by an unusually prolonged period of extremely low temperatures in the stratosphere. The same ozone-loss processes occur each winter in the Arctic.

Ozone 186

Ozone 2011 Aura Davis 186

Cars That Think

AUGUST 16, 2021

government established a Supersonic Transport Advisory Committee, which began discussions with international partners about building a supersonic airliner. The 1964 Oklahoma City tests involved more than 1,000 flights, which sparked more than 15,000 complaints, as documented in a 1971 report prepared by the National Bureau of Standards.

Oklahoma City 109

Oklahoma City Ozone Oklahoma Fuel 109

Green Car Congress

MAY 3, 2016

California agency leaders released the Draft California Sustainable Freight Action Plan , an ambitious document that lays a foundation for modernizing California’s multi-billion dollar freight transportation system. Improve freight system efficiency 25% by 2030.

California 150

California Pollution Transportation Concept 150

Green Car Congress

JULY 1, 2019

Greenhouse gas emissions were examined for 17 nonstop flights with round-trip distances ranging from 131 miles to 19,040 miles. Furthermore, myclimate accounts for other warming effects of aircraft emissions (through changes in the ozone layer, initiation of contrails, formation of cirrus clouds, etc.) pounds per passenger mile.

Emissions 419

Emissions Los Angeles Gas San Francisco 419