The more stringent environmental quality specifications for oil products worldwide are tending to step up energy use and, consequently, CO2 emissions at refineries. In Brazil, for example, the stipulated reduction in the sulfur content of diesel and gasoline between 2002 and 2009 should increase the energy use of Brazil's refining industry by around 30%, with effects on its CO2 emissions.

But EU rejects its plan

Mangroves contribute generously to oceanic carbon

Biofuel is efficient but its environmental benefits are marginal

• Thailand has proposed that it will ban all alcohol advertising, outraging media executives who say the ban would hurt the industry and do little to curb alcohol abuse. • At least three

Pointless: A US federal appeals court recently heard arguments on a five-year-old battle over whether the US Environmental Protection Agency (EPA) has the authority to regulate carbon dioxide (CO2)

April 23 marked the end of the 300-year-old coal mining industry in France. On that day, the last symbolic block of coal was extracted from the La Houve mine near the town of Creutzwald, abutting the

ExxonMobil has emitted five per cent of CO2 pollutant since 1882

How plants survive during night

Controlling the polluting sulphur emissions of ships has become imperative after recent research has proved that they are as harmful as the potent greenhouse gas carbon dioxide. One way to control the pollution is the use of abatement technology that trea