Every time a new technology becomes available, the question of environmental impact comes up. This is a legitimate and necessary question. After all, at one time people thought that whatever they dumped in a river just floated away never to be seen again. The patch of plastic and other non-biodegradable materials the size of Texas that currently wanders around the Pacific Ocean rather puts this assumption to the lie. Where powerful wireless technologies such as 4G WiMax are concerned, there are some advantages. There are also a lot of cranks out there with a lot of outrageous stories.

4G WiMax is an Internet technology that can deliver services across a wide area. This allows ISPs to extend their service in a way that allows their clients to take it with them. It means that subscribers have a broadband connection almost anywhere that the radio signal propagates with enough strength. It has proven an invaluable service to emergency personnel in recent disasters, as it allows a viable Internet network to be set up and put to use, even when the wired infrastructure of a city is unusable due to damage. There are plenty of tall tales about this kind of technology.

Technologies such as 4G wireless broadband use radio signals to transmit digital information. The universe is literally swimming in radio signals. While the signals used to deliver these services are sometimes described as “powerful”, this is very much a relative term. They are, indeed, powerful signals compared to those used to deliver wireless access within a home or office. Compared to other sources of radio signals, however, they’re rather miniscule. The sun and some planets, for instance, put out radio signals that, when compared to 4G, are like comparing a candle to the sun itself.

Many of the tall tales that are raised by some passionate—and quite misguided individuals—come from the world of crank science and medicine. Oftentimes, these pseudosciences equate radio signals with an oddly-mystical definition of “energy”. People make plenty of outrageous claims, such as being sensitive to the radio signals and suffering negative health consequences because of them. There is absolutely no credible medical or scientific evidence that any of this is true. Human beings, as far as has been determined by science, are completely unable to detect the presence of radio waves with our native senses. Very high-powered radio signals may have some physiological effects, but those signals are incredibly powerful compared to what’s required to broadcast Internet connectivity.

Even if these signals were worrisome, the power of a 4G wireless transmitter pales in comparison to that of an emergency radio tower, an FM radio station or a television station. Humankind has been living with those things for the better part of a century and, during that time, our lifespans have climbed consistently. When new technology debuts, remember that there are always individuals out there with an interest, vested or personal, in turning it into a silly drama that centers on them.

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