US-based Web Hosting provider Rackspace Managed Hosting has published a customer survey which indicates that 62 per cent of respondents are concerned by their environmental impact and are looking for ways to reduce it. Some 52 per cent of respondents stated that they would be willing to pay between 5 to 10 per cent more for green products or service offerings. Separately some 51 per cent of users are willing to trade 5 to 10 per cent of their server performance to achieve lower carbon emissions.