America's cracked political system | Jeffrey Sachs | Comment is free | guardian.co.uk

http://www.guardian.co.uk/commentisfree/cifamerica/2010/dec/27/useconomy-us-politics

Response: Europe is not heading for a population collapse | Comment is free | The Guardian

http://www.guardian.co.uk/commentisfree/2010/feb/05/europe-not-heading-for-population-collapse

One in six people in the UK today will live to 100, study says | Society | The Guardian

http://www.guardian.co.uk/uk/2010/dec/30/one-in-six-people-live-100

UK life expectancy figures show the difference money makes | News | guardian.co.uk

http://www.guardian.co.uk/news/datablog/2010/oct/20/uk-life-expectancy-estimates

Country dwellers live longer, report on 'rural idyll' shows | UK news | The Guardian

http://www.guardian.co.uk/uk/2010/may/25/rural-idyll-boots-life-expectancy