Comment Re:What straw will break the camel's back (Score 1) 174
Yes you can measure it, indirectly, using ion analysis from p holes. http://www.seti.org/seti-insti...
Or you may watch the ionosphere.
https://ancillary-proxy.atarimworker.io?url=https%3A%2F%2Fwww.technologyreview.c...
I have a high altitude system and a low altitude system (10 ground stations) and both give me the Total Electron Content of the ionosphere to support a patent in the tomography of the ionosphere.