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

Green Car Congress

MARCH 22, 2018

The University of Bremen is the scientific base of the international project known as EMeRGe (Effect of Megacities on the transport and transformation of pollutants on the Regional and Global scales). Ground measurements are being taken in China, Taiwan, South Korea, Japan, the Philippines and Thailand, for example.

Emissions 268

Emissions Taiwan Asia Ozone 268

Green Car Congress

NOVEMBER 10, 2009

A two-year Cooperative Research Program conducted through SAE International to investigate the safety and environmental performance of the low-global-warming-potential (GWP) refrigerant HFO-1234yf for mobile air conditioning (MAC) systems has finished its study. In August, HFO-1234yf received approval to be imported and used in Japan.

Global 186

Global USA Climate Change Japan 186

Green Car Congress

SEPTEMBER 25, 2016

Among the findings of the report, “HFC-134a phase-out in the Chinese light-duty motor vehicle sector”, was that, considering the social cost of CO 2 e, up to 1 trillion RMB in costs (US$150 billion) required to address climate change could be avoided through 2050 by transitioning to low-GWP alternative MACs.

China 150

China Ozone Chinese United States 150

Green Car Congress

JULY 2, 2014

The Afternoon Constellation, so named because it crosses the equator at approximately 1:30 PM local time every day, consists of five existing satellites in tight formation, collecting simultaneous data on aerosols, clouds, cloud ice, carbon sinks, carbon sources, ozone, particulates, and atmospheric water vapor.

Carbon 240

Carbon Aura Solar Climate Change 240