Improved computer models shed light on how reducing sulphur emissions will inadvertently release methane from wetlands.

It may be that the exact numbers are not precise ..." New data reveals disturbing side effect of sending kids to private ...

Congestion pricing began on January 5. One month in, traffic is down, public buses are faster, and transit ridership is up.

Low Emissions Zone (ULEZ) is well-publicised but other cities' Clean Air Zone (CAZ) rules are inconsistent and confusing for motorists. Our guide clears the fog. What is a CAZ? We explain all Find out ...

Camden Council are seeking to revoke their current Smoke Control Order and replace it with one that will, for the fist time, ...

An adverse meteorological conditions (AMC) alert, also known as the "black sky" alert, has been declared in the Russian city ...

Environmental Protection Agency workers seem to be the first to receive a notice that they could be dismissed immediately ...

Sir Sadiq Khan has denied that London could lose Government funding because of his opposition to the expansion of Heathrow airport.

South Coast AQMD—the air pollution control agency for all of Orange County and the urban portions of Los Angeles, Riverside and San Bernardino counties—covers an area of 10,743 square miles that is ...

Preliminary data from the first few weeks of New York City’s tolling plan show a possible uptick in traffic in the ...

To justify air travel emissions ballooning in the meantime, the aviation sector has promised a mix of “supply-side” measures, ...

Energy secretary Ed Miliband, who threatened to resign from Gordon Brown’s government over expansion of the west London ...