Terminal 5, snow and solar systems

At one time flying was rare and glamorous. Now it is a boring chore that you have to undertake with great guilt about the carbon emissions that flying creates assuaging the guilt by remembering that the vapour trials of aircraft diffuse light, probably slowing down the rate of global warming.
 
I went to the new Terminal [...]

Peak Coal – when will coal run out?

The concept of “peak oil” is well known; there is a stage when we have less oil in our world’s reserves than we have used. It does not take much imagination to understand that this is not good. M King Hubbert was a geologist working for Shell in the 1950s.
He proposed that the rate [...]