The case against CNG (The Telegraph) While the government is trying to introduce compressed natural gas (CNG) to contain air pollution in the city, a section of the green brigade is raising questions over the government’s intent to fight the foul air. [News Source]

Tackling a Health Challenge Hidden in Plain Sight (Columbia Earth Institute) Deaths caused by indoor air pollution do not garner global media or donor attention the way AIDS or malaria has in the past few decades. [News Source]

For ethanol, the future is now. Of about 140 billion gallons of gasoline that we pump every year, overall only about 2 to 3 percent is ethanol. But 20 percent of America's corn crop is made into ethanol. [News Source]

Climate change to jeopardise South Asia. Even a moderate rise in temperatures could cause serious changes to the environment in South Asia, warns Nicholas Stern, a British expert, who completed a review of the economic impact of climate change for the World Bank last year. [News Source]

Global warming spells rise in tropical diseases. Tropical diseases such as malaria, dengue fever, jaundice and encephalitis will most likely be on the rise due to global warming, as mosquitoes thrive on such climatic conditions. [News Source]

Emissions decline linked to lost jobs. A boast that greenhouse gas emissions from Ontario's coal-fired power plants are below 1990 levels has more to do with a slumping manufacturing sector and good luck than anything Energy Minister Dwight Duncan has done, the province's opposition parties are charging. [News Source]

Ont. greenhouse gas emissions on the decline. The Ontario government trumpeted statistics showing lower carbon dioxide emissions from its coal-fired plants, but critics weren't giving the government much credit. [News Source]

Tories join new climate change talks. One day after ridiculing Opposition legislation designed to enforce Canada's obligations to fight global warming on the world stage, the Conservative government is joining a British-led effort to create a new post-Kyoto agreement on climate change. [News Source]

Low air pollution raises stroke risk. Low environmental levels of fine and ultrafine particulate matter — as well as carbon dioxide — increase the risk of stroke, Finnish researchers report. [News Source]

Power firms have a puzzle to solve. Most power generators anticipate new laws to limit greenhouse gas emissions. But there's no consensus on how those two assumptions fit together, since coal emits more carbon dioxide than other fuels used to generate electricity. [News Source]

China envisions environmentally friendly ‘eco-city.’ China has unveiled new plans to develop 'eco-cities' that will supposedly allow thousands of people to coexist in peace with the surrounding wilderness and wildlife. [News Source]