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28 Sep 2010
For the city of Delhi, an air quality index methodology was proposed and applied for six criteria pollutants - PM10, PM2.5, CO, NOx, SO2, and Ozone and analyzed for trends in the past three years of data. The AQI is reported on a scale of 0 to 500 and subdivided into six colored bins for easy understanding of the common person and the media.

New Delhi: Consumers will have to fork out up to 40 paise a litre more for motor fuels in 13 cities that will upgrade to Euro-IV quality. Petroleum secretary S Sundareshan on Monday confirmed that the government was considering a differential pricing for Euro-IV petrol and diesel but declined to say by how much the prices would be higher from Euro-III fuels being sold now.

16 Dec 2009

Lisa P. Jackson, Administrator of the United States Environment Protection Agency (USEPA), on December 7, 2009 announced to the world that greenhouse gases (GHGs) threaten the public health and welfare of the American people, and therefore, can be considered an air pollutant under the US’s Clean Air Act. The US is now the first country in the world to call GHGs air pollutants. 

The world's airlines have agreed to new fuel efficiency and carbon emission targets which go much further than the levels required through regulation, an industry group said on Saturday.

The U.S. Environmental Protection Agency did a reasonable job in estimating the U.S. biofuel industry's role in causing greenhouse gas emissions overseas, but some of the work was problematic, a scientific review panel concluded on Friday.

The All Pakistan CNG Association estimates an increase of Rs8 to Rs9 per kilogram in the price of CNG following the imposition of carbon surcharge as announced by the government in the federal budget for 2009-2010 on Saturday.

New Delhi: The government has finally decided to implement auto fuel economy standards. After a year of wrangling between the heavy industries, surface transport and power ministries, the PMO has decided that the Bureau of Energy Efficiency (BEE) will formulate the norms and notify them under the Energy Conservation Act while the surface transport ministry will ensure its implementation.

A large number of Compressed Natural Gas (CNG) consumers are becoming prey of discount rate, wind-screen cleaning and full service of vehicles at the expense of sub-standard gas from some outlets offering incentives in the twin cities of Rawalpindi and Islamabad.

General Electric Co plans to invest $100 million in a factory to build high-tech batteries for heavy equipment, which it believes could be a $1 billion business over the next decade.

The Environmental Protection Agency will oversee the cleanup of a huge coal ash spill that brought national attention to the environmental risks of storing the power plant byproduct. The agency