Exploring the Ionopheric Alfven Resonator: A Geophysical Weapon? The Schumann Resonance spikes are Weather Warfare. The ELF (extremely low frequency) band is defined as the range of electromagnetic waves with frequencies between 3 Hz and 30 Hz. It is particularly interesting because the Schumann Resonance occurs in this range. https://ui.adsabs.harvard.edu/abs/1990JATP...52..781B/abstract | Alaska Sky Watcher

10K views · 146 reactions | China's first helicopter-borne geophysical electromagnetic detection has successfully carried out a geological survey mission in high-altitude, frigid, and rugged terrain at 5,000 meters above sea level, marking a significant support for the planning and construction of key national railway infrastructure projects. #Trending | CCTV | Facebook