RT @ToughSf: If you wanted to terraform a planet, you might choose to add large quantities of the strongest greenhouse gases, like CF4 or S…
147 followers
469 followers
RT @ToughSf: If you wanted to terraform a planet, you might choose to add large quantities of the strongest greenhouse gases, like CF4 or S…
40 followers
RT @ToughSf: If you wanted to terraform a planet, you might choose to add large quantities of the strongest greenhouse gases, like CF4 or S…
443 followers
RT @ToughSf: If you wanted to terraform a planet, you might choose to add large quantities of the strongest greenhouse gases, like CF4 or S…