Ask John Greuner

John Greuner works at Johnson Space Center in Houston, Texas. He calls himself a space farmer. This means that he works on artificial life support systems and related technology development. He has applied a variety of new technologies to several space shuttle missions. He is interested in the colonizing of Mars and the moon. Right now John is developing food related technologies that we will use to live on the moon and, most importantly, on Mars.

Scott: What is your opinion of the Mars Pathfinder mission?

J.G.: Answer Part 1 (52k) Answer Part 2 (104k)

Scott: Are you in favor of manned missions to Mars?

J.G.: Answer Part 1 (52k) Answer Part 2 (169k)

Scott: Why should we colonize Mars?

J.G.: Answer (117k)

Scott: What do you think are some strategies for traveling to and colonizing Mars?

J.G.: Answer Part 1 (52k) Answer Part 2 (208k)

Answer Part 3 (52k) Answer Part 4 (208k)

Scott: What is your opinion on the Biosphere Projects?

J.G.: Answer Part 1 (104k) Answer Part 2 (78k) Answer Part 3 (195k)

Scott: Would you personally want to be a part of the crew on a manned Mars mission?

J.G.: Answer (117k)

Scott: What do you think astronauts would have to do to prepare for this journey?

J.G.: Answer (130k)

Scott: Are you in favor of terraforming Mars?

J.G.: Answer Part 1 (91k) Answer Part 2 (208k)

Scott: What do you think the biggest problem in the public's attitude is?

J.G.: Answer Part 1 (195k) Answer Part 2 (195k)