With land at a premium in London lets try and build up’ish a bit more, the sky is free. Take a walk around London, space is everywhwere. Yes its cool to have green spaces and keep them we should. Our city London is a low rise city, but come on lets go up a bit shall we, I am not talking skyscrapers on every corner but just a bit of creative height for the visionaries. The capital has great great designers so lets use them and we all know we need the space to live. Check out this Passive Plus house in Japan, it actually gives energy back to the grid, hey and you get paid. 
