CARB will hold a workshop on June 4, 2008 in Sacramento, CA to discuss concepts for reducing the global warming impacts of under-inflated vehicle tires. The workshop will include an update on ARB’s regulatory concepts as well as stakeholder research presentations that have been conducted on Inflation Pressure Retention Standards. For more information on this activity, go to http://www.arb.ca.gov/cc/tire-pressure/tire-pressure.htm.