The United States Bureau of Mines

• Publisher: Elsevier Science
• Year: 1914
• Tongue: English
• Weight: 48 KB
• Volume: 178
• Category: Article
• ISSN: 0016-0032
• DOI: 10.1016/s0016-0032(14)90427-6

✦ Synopsis

tates a return current of more than IOOO amperes; yet not the slightest indication of any such current has so far been found, and no satisfactory explanation for its absence has been given."

Much mo.re, of course, might be said on this subject, for it is a big one on which many have labored, but perhaps the above is sufficient for the purpose of this final section, namely, to show that, contrary to opinions often held, there is no obvious and close relation between the thunderstorm and normal atmo~l~heric electricity; that, according to our best evidence, they are distinct and independent phenomena.