Independent (UK): The Prince of Wales was granted permission today to install dozens of solar panels on his home at Clarence House in the latest move to cut his carbon footprint. The 32 solar photovoltaic panels, which produce electricity, can now be installed on the south-east roof of the central London residence, which has been a home to royalty for 170 years. The panels are expected to produce around 4,000 kilowatt hours of green electricity a year – equivalent to the electricity used by the …