Also, coal, oil and gas? If we were to start again elsewhere, would we really want to start with these after all we know now? Whilst not being an eco-warrior or someone especially green, would we not be better off learning from our past lessons and use/develop something that won't pollute or run out...
One that comes to mind that hasn't been pursued as far as I know is usng a satellite to focus the suns rays onto photocell arrays on Earth. This is quite advanced stuff so might take a while to set this up on Earth II. Pretty advanced stuff - i've never even heard of this. Something that would mayb...
Hi HooFoo, Interesting idea - but would this not take up loads of space? Yes of course, for basics, but after that u could print quite a lot stuff to small space by using scientific and mathematical formulas. And after introducing principles of optics, magnifying lenses and microscope, u can use sp...
Would you not need a a very basic engine for this stuff? The mechanics I use say that it is a bad idea to put it through modern diesel engines.Maybe we're now to advanced for such basic materials ?