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A website has been signing up thousands of people and businesses who have committed to cut their C02 emissions by 10% by 2010.
Boats pumping out clouds and thousands of mirrors in space are among geoengineering ideas outlined by the Royal Society.
Modern waste incinerators present no danger to those living in their vicinity, according to the Britain's Health Protection Agency.
A significant number of potential house buyers in the UK claim they would be prepared to pay more for a home fitted with renewable energy.
Water pollution could soon be tracked down using 'CSI style' DNA techniques, according to the Environment Agency.
SmartestEnergy, the UK's largest purchaser and supplier of electricity from the independent generation sector, warns that the government's proposed Carbon Reduction Commitment (CRC) could stamp out demand for renewable energy from the business sector.
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