Amsterdam has gone head to head with the American city of San Francisco to see which is the more eco friendly. In conjunction with technology company Cisco, Amsterdam has launched Urban EcoMap, which allows residents to track the effect of carbon emissions from transport, energy and waste in their neighbourhood.

It allows comparisons between individual districts within the city and gives tips on reducing carbon emissions. As part of the Cisco Connected Urban Development program, Amsterdam will now compete with San Francisco, which went live with the programme in May 2009, to see which city can most reduce its emissions.

The aim is to raise awareness of global warming and lower annual individual emissions to two tonnes per person by 2050. Cisco chief globalization officer Wim Elfrink thought that the website could help alter people