Dr. Roberts discusses a new plan to re-purpose shuttle external fuel tanks (ETs) into space platforms, to harvest the space junk into working, habitable space stations. Walter Orr Roberts informal series, "Provocations." Each issue consists of provocative comments related to scientific issues tha... Show moreDr. Roberts discusses a new plan to re-purpose shuttle external fuel tanks (ETs) into space platforms, to harvest the space junk into working, habitable space stations. Walter Orr Roberts informal series, "Provocations." Each issue consists of provocative comments related to scientific issues that mostly focus on weather, climate, the sun, or near space, with the aim of creating a forum for discussion. Show less
