For many people climate change is too depressing to think about, and some prefer to simply pretend it doesn't exist but, says Oliver James, this issue is too big to ignore.
Pollution from traffic and factories is having an ever greater effect on our health. But as Clare Longrigg reports, it's not as simple as town v country.
Forget pumping iron and the exercise bike. If you want to keep really fit head for the countryside and build a wall or clear some trees, says Steve Cochrane.