Guardian special: the world in 2020
It's all for your own good
Drink too much? Eat the wrong foods? By 2020, no aspect of your life will be safe from prying eyes, or from interfering official nannies.
Sick to our stomachs
Is there any way to stop the impending obesity epidemic? Sarah Boseley reports on the state of our health in 2020
The drowned world
Icecaps will be melting, sea levels will be rising ... If you don't like today's weather, says Tim Radford, then wait for the horrors we could face by 2020.