A new report on the carbon offset retail market shows that retail offset providers face several challenges in supplying credible, cost effective offsets to the market. After finding a price of £1.5 ton/CO2 per carbon credits in US, I was surprised to see prices in different carbon offset websites from different countries ranging from £2.50 up to £12.40 with an average of £5.10 tonne/CO2. In the Brisith case price ranges from £7.40 to £9.00 tonne/CO2 which I see ludicrous because this could mean that we British people pay more without making a real benefit on the environment. This make me...