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

JUNE 23, 2009

Global ozone-depleting substances (ODSs) and HFC emissions (A), global CO 2 and HFC emissions (B), and ODS, HFC, and CO 2 global RF (C) for the period 2000–2050. These HFCs, gases used in refrigerators and air conditioners, are substitutes for ozone-depleting gases, but they are also strong greenhouse gases.

Global 150

Global Ozone Micronesia Mauritius 150

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. Tags: Climate Change Emissions Vehicle Systems.

Global 186

Global USA Climate Change Japan 186

Green Car Congress

DECEMBER 5, 2009

A side event organized by the International Nitrogen Initiative (INI) at the COP-15 United Nations Climate Change Conference in Copenhagen will highlight nitrogen’s role in climate change. Nitrogen and climate interactions are not yet adequately included in the Intergovernmental Panel on Climate Change assessment process.

Climate 186

Climate Climate Change United Kingdom Ozone 186