Recycling heat from London Underground and the electrical network are exciting new ideas and a boost to our work to tackle fuel poverty and make Islington a fairer place.
This cheaper energy scheme is greener too - local communities will see CO2 emissions drop by around over 500 tonnes each year.
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Pictures of today's events unfolding following a major security incident at the Houses of Parliament.
At least two people have died after a knifeman brought terror to the heart of Westminster.
The Cobra committee brings together government ministers with senior officials of the emergency services and security agencies.