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Monthly Archives: January 2008
Cost of coal
Let’s look at the cost of coal-fired power over the long term – aside from the environmental impact, which is worrying enough. Combustion of carbon (the main component of coal) produces 393.52 MJ/kMol – as 1 kilo-mole of carbon is … Continue reading
Posted in Super-Tech
1 Comment
Solar Power Satellites re-examined
Robert Zubrin’s Entering Space is a passionate defense of the idea that humanity needs to commit to colonising another planet – specifically Mars – before many other space-related concepts can become viable. One money-making venture in space that Zubrin trashes … Continue reading
Posted in Sol Space, Super-Tech
2 Comments