... of industry away from the planet will radically improve our common habitat, our common home - the biosphere of planet Earth - especially in industrialised regions, without any restrictions on production growth. Almost all engineering solutions used...
...a cosmic shield, dramatically lowering the flux of planetesimals through the inner Solar System. This allowed Earth’s biosphere to thrive-creating a less hostile environment by lowering the terrestrial impact rate. Hubble Space Telescope image of the...
...asteroids or comets could bring about the partial or even the total destruction of mankind and the Earth’s biosphere. This makes it essential to take measures to deal with – or at least minimise – the consequences of such a collision. Citadel-1 could...
...in which the first colonists would have to live and also the effect that prolonged exposure to an alien biosphere would have on the humans themselves. It is suggested that such anthropological questions are worthy of independent inquiry of themselves...
... 2 is a closed, ecological system in Oracle, Arizona that has been used to explore the viability of biospheres for space colonisation Back to Mars again: one might conceivably replenish the N2 on Mars by re-directing nitrogen-rich ...
... unique to our observable universe, we are doomed to isolation. But if our observable universe contains many such biospheres, there would be a real possibility of encountering fellow intelligent beings. In the former scenario, we will encounter post...