The greenest city in the country is Sheffield, and with the Peak District National Park close by, and the cheaper property prices, a superb place to live in I woud imagine.
A long way from the Amex though. I could make do with Bramall Lane on the odd occasion I suppose.
I honestly don't think too much can/will be impproved on lines between London and the south coast in the near future. Let's face it, (apart from the seemingly never ending Southern dispute), there are plenty of trains, from a myriad of London stations, some fast, some slow, to a whole host of...