re: A big spike
How about using Hydrogen filled ballons with a graphite cable run up the center? You wouldn't have to worry about wind, birds, or airplanes, and you could get the hydrogen in situ.
Space/Science » in reply to A big spike
How about using Hydrogen filled ballons with a graphite cable run up the center? You wouldn't have to worry about wind, birds, or airplanes, and you could get the hydrogen in situ.