Mileage vs. safety? Number of natural gas car conversions explodes. Converting cars to run on natural gas is catching on, but some are doing it incorrectly, so that it's unclean or unsafe. [News Source]

On the road again. As drivers reel from the shock of high gasoline prices, natural gas vehicles are attracting renewed interest both on Capitol Hill and in Detroit. Proposed legislation and a new impetus at General Motors may bring a modest revival. [News Source]

State joins suit filed against the EPA. Washington has joined 11 states, the city of New York and the District of Columbia in a federal lawsuit intended to force the U.S. Environmental Protection Agency to use its regulatory authority to better fight global warming. [News Source]

US cold-war waste irks Greenland. Greenland is dotted with former US military installations. The Pentagon refuses to clean up toxic military bases, saying it would set a bad precedent. [News Source]

One-Third of Schools Built in Air Pollution Danger Zones (MedicineNet.com) Title: One-Third of Schools Built in Air Pollution Danger Zones Category: Health News Created: 8/26/2008 2:00:00 AM Last Editorial Review: 8/26/2008 [News Source]

States pursue pollution standards at refineries with a court precedent. The lawsuit filed Monday against the U.S. Environmental Protection Agency over its failure to regulate global-warming pollutants from oil refineries lays the groundwork for the next administration to act where President Bush's team refused to go. [News Source]

A way out: Summit’s energy ideas can help solve crisis. What years of warnings about air pollution, global warming and waning fuel supplies couldn't do, a direct hit to the wallet accomplished in weeks. [News Source]

EPA includes Alaska cities on pollution list. The Environmental Protection Agency has Fairbanks and Juneau in its sights for air pollution problems. [News Source]

Hartnell to Oldtown trolley ready to roll. Under a California plan going before the Salinas City Council today, Monterey-Salinas Transit would run two trolley-type vehicles in Oldtown between 11 a.m. and 3 p.m. each week day during the school year. [News Source]

2 companies ordered to pay pollution fines. The state has ordered two Lyondell Chemical Co. subsidiaries to pay a total of $6.5 million in pollution fines, Texas Attorney General Greg Abbott said Monday. [News Source]

Lyondell plants agree to pollution fines. Two subsidiaries of LyondellBassell each agreed to pay $3.25 million in fines after seven of their petrochemical plants on the Texas coastline repeatedly failed to prevent the release of harmful chemicals. [News Source]