Idaho enacts first ammonia rule in the nation for dairies. Idaho's dairies will operate under the Clean Air Act under a new rule taking effect next month. [News Source]

Foul air chokes the Great Smokies. The most visited national park in the country is under attack from smokestack soot and smog, invaded by non-native pests and challenged by its own popularity. [News Source]

Some of Ontario’s worst air greets racing cyclists. A smog alert covering the entire province went into effect on Saturday afternoon, and by the time the race ended, Ottawa's air quality index had climbed to 53, indicating the most polluted air in Ontario that year. [News Source]

Officials downplay air pollution: Poll. While Jakartans remain slow to comply with the local ordinance on air pollution control, most officials in the city administration downplay the adverse impacts of air pollution. [News Source]

China builds 51 dams to slow toxic spill. Chinese authorities tried to slow the spread of a toxic spill by building 51 makeshift dams along the tainted river and using fire trucks to pump out polluted water before it reaches a reservoir serving a city of 10 million people, state media said Friday. [News Source]

Rough climes for green activists. Public accolades for two of China's environmental advocates marks the coming of age for China's nascent green movement. [News Source]

Sino environment rides on China’s pollution woes. China's Sino Environment Technology Group Ltd., which makes equipment to treat industrial waste, is riding on the country's ambitious programme to clean up its poisoned air and water. [News Source]

Yellow sand from China laced with heavy metals. The level of heavy metals, including manganese and arsenic, found in air containing yellow sand blown over from China and Mongolia was more than 10 times the national average level in April 2005 in Tottori Prefecture, according to a survey by the Tottori Prefectural Institute of Public Health and Environmental Science. [News Source]

Invention set to revolutionise sewage treatment. Kenya Medical Research Institute (Kemri) has unveiled a simple aerobic sewage treatment plant that would reduce pollution of the environment. [News Source]

Building museum exhibit celebrates the ‘Green House’ effect. When such a highly recognized institution as the National Building Museum acknowledges the growing mandate for green design, you know it's no longer just for tree huggers. [News Source]

Wind power generates a new cash crop in state. For many years, the wind was an unwelcome presence on John and Iva Grabner's wheat farm north of the Columbia River Gorge, but today, such gusts bring prosperity. [News Source]