A pilot developed by Atos Origin shows the potential to measure personal carbon footprints using existing technology. Volunteers are now needed to trial the use of a nectarcard, initially in BP petrol stations, as a first step to establish the viability of dovetailing existing card networks to carry out carbon footprinting.

Is it dawn or dusk for personal carbon trading? May was quite a month for the idea with a burst of interest following Defra's publication of its pre-feasibility study in early May, followed by the Environmental Audit Committee's (EAC) findings later on in the month.

In our latest Carbon Limited vote we asked you: do you know your carbon footprint...?

1st February 2008: A number of representatives from government and industry attended a high level policy seminar at the RSA yesterday. The aim of the event was to discuss new research on where personal carbon trading could fit into the existing policy landscape in the UK and to explore its likely economic efficiency.

Cardiff, Saturday 26th January - an important 'citizens forum' event with people from the area explored policy ideas for tackling personal carbon emissions. The event involved over 80 people who were involved in the day-long research.

Those of you keeping a close eye on the carbon calculator world will know that Google have launched the 'UK Carbon Footprint Project' to help people calculate, track and compare their carbon emissions.

In the first in a series of head to head blog debates, Carbon [Un]limited, Max Boykoff and Linda Rost discuss the language of personal carbon trading.

Does Gordon Brown place too much emphasis on technology and markets in his first environmental speech as Prime Minister?

Ian Herbert, writes in the Independent about Manchester Carbon Trading Week .

“Who’s responsible for airline emissions?” we asked in our last vote: you, airlines or the government?

David Adam, environment correspondant for the Guardian, writes about the CarbonLimited project and interim report.

Carbon Limited project director Matt Prescott writes in The Guardian about a personal carbon trading simulation that took place in Manchester, September 2007.

In a personal carbon trading experiment in Manchester last night, participants were reluctant to trade with people they suspected of driving big cars.

Personal Carbon Trading makes it into the Quality of Life Policy Group's recommendations to the Shadow Cabinet, published yesterday.

This week the Joint Committee assessing the Draft Climate Change Bill reported that the primary legislative powers which the Bill will create when adopted should not be used at a later date to introduce a personal carbon trading scheme.

Elliot Morley is the MP for Scunthorpe, President and Chair of GLOBE International 2006 and the Prime Minister's Special Representative to the Gleneagles Dialogue on Climate Change. He argues that there are few people who don’t accept a carbon market is an essential part of the solution...

This project overview outlines CarbonLimited's ongoing work programme looking at the application of PCT to personal transport.