British homeowners are taking action to make their homes greener, research by insulation company Rockwool shows.

A telephone survey of 742 homeowners carried out in February and March this year found that 78% were making environmental improvements to their homes.

Most popular was the installation of energy-saving light bulbs, with 71%t of adults saying they were doing this. Over a quarter (26%) said they were replacing household appliances with more efficient models, 19% were installing more energy-efficient central-heating systems and 18% said they were installing high-grade insulation.

Far less popular were solar panels and wood-burning stoves, with only 2% of respondents saying that they were installing these.

Nearly three-quarters of those taking part in the survey (71%) said that they were concerned about the global environment.