On Thu, May 28, 2009 at 8:06 AM, Udhay Shankar N <[email protected]> wrote:
> I wonder what the carbon footprint of this technology is. > Another question to throw out - what is the carbon footprint of a landfill, and how does this compare to that? A related question - high speed rail is advertised as more fuel-efficient than flying - but does that include the impact of the land you are turning over to build the rails, terminals and depots on? -- Aadisht Khanna Address for mailing lists: [email protected] Personal address: [email protected]
