To answer this question artist Nikolay Lamm who is known for visualization of the person of the future and a series of illustrations on the subject of a covering the wireless Wi-fi networks tried. One of these days it finished work on visualization of signals of cellular communication in a context of the different American cities. This time the artist represented radiation in the form of multi-colored geometrical forms.
That illustrations turned out technically correct, Lamm addressed for the help to professors of electric and computer engineering. At the desire of the The Huffington Post newspaper the author told that each of his illustrations means.
On the image radiation from base stations which provide with cellular communication of Chicago above is shown. Each cell (сота) has the base station. On the right the powerful radiating aerial covering with the signals a part of Lake Michigan is visible.
Below the building of the Ministry of Trade in Washington where the signal which is starting with one point, is transferred in three directions is illustrated. Different colors designate different frequencies. It allows subscribers of cellular communication networks to make calls without delays and hindrances.
On this image multi-colored signals from base stations on roofs of numerous skyscrapers of New York are shown:
And here it is possible to see, how radiation covers the well-known Hollywood hills:
Every day everything is more difficult and more difficult to find the places which have not been littered with signals of cellular communication. According to the World bank, about three quarters of inhabitants of our planet have access to mobile communication. And this figure will grow only.