BBC: The National Trust has revealed a plan to generate half of its power from renewable sources by 2020.
The trust already has 150 individual renewables schemes, but the new document projects how fossil fuel will be reduced across its properties.
It aspires to set an example to others by integrating renewable energy into sensitive landscapes.
The organisation has been criticised for its chairman's vociferous campaign against wind power.
This is considered as the renewable source with most...