New buses in Visalia will reduce air pollution (KESQ) VISALIA, Calif. A new batch of buses that will run on compressed natural gas is Visalia's latest effort to reduce air pollution in one of the country's most polluted air basins. [News Source]

Buses Running On Natural Gas To Start Operation (CBS 2 Los Angeles) A new batch of buses that will run on compressed natural gas is Visalia's latest effort to reduce air pollution in one of the country's most polluted air basins. [News Source]

E.P.A. revises its formula to calculate auto mileage.

EPA is changing the formula for calculating miles-per-gallon numbers on the window stickers of new cars, to take account of higher speeds, more aggressive driving, and more air-conditioning use.

[News Source]

EPA mileage estimates to reflect the way people really drive. The EPA on Monday issued new testing procedures that will cause fuel economy estimates on the stickers of new vehicles to drop an average of 8-12 percent. [News Source]

Change in the air. The Bush Administration is altering how the Environmental Protection Agency reviews and sets health-based air quality standards. Critics say the new procedure will diminish the role of agency scientists and boost political influence in the process. [News Source]

Experts say ‘fugitive dust’ contaminating city. They call them "fugitive dust" particles -- pollutants that escape from Hamilton's industrial yards to trigger asthma and cause lung and heart disease and even cancer. [News Source]

High lead levels ‘probably’ from dirt. Young children from the north-west Queensland mining town of Mt Isa with elevated levels of lead probably picked it up playing in the dirt, environmental authorities said today. [News Source]

Supreme Court seeks report on environment tribunals. Petitioners complained that factories in Islamabad’s industrial area were polluting the environment and posing risks of asthma, cancer, diarrhoea and other diseases for more than 400,000 residents of the area. [News Source]

PGI, ICMR to study prevalence of respiratory diseases in India. The Post-Graduate Institute of Medical Education and Reserach will soon undertake a nation-wide study, in association with the Indian Council of Medical Research, to investigate the prevalence of respiratory diseases like asthma. [News Source]

Heavy fog shrouds north China, disrupts traffic, flights. A heavy fog continued to blanket north China for the second day Tuesday, closing highways and affecting dozens of flights. [News Source]

Vehicle mileage estimates get real. That 55-mile-per-gallon hybrid car you've been eyeing may end up being a 44-mpg hybrid if you wait for the 2008 model. The federal EPA announced a new system Monday for evaluating fuel economy that will lower mileage estimates for most vehicles. [News Source]