PUBLIC MARKS with tag ionosphere

HAARP is a scientific endeavor aimed at studying the properties and behavior of the ionosphere, with particular emphasis on being able to understand and use it to enhance communications and surveillance systems for both civilian and defense purposes. The HAARP program is committed to developing a world class ionospheric research facility consisting of: * The Ionospheric Research Instrument (IRI), a high power transmitter facility operating in the High Frequency (HF) range. The IRI will be used to temporarily excite a limited area of the ionosphere for scientific study.