And it's the reason because of what people use it for, for practical purposes, commercial usage, as well as individual, whether it be boating or, like I say, business or whatever.
And as to the specific thing that those technology company leaders were noting, that it can take up to a decade to get government owned spectrum reallocated and freed up for commercial usage.
Even without considering the additional sustainability benefits to be achieved from the scale and efficiency of commercial data centres, or the proactive monitoring of energy usage, private data centres can potentially quadruple utilisation to 80 per cent with only a 50 per cent increase in power consumption.
Similarly, the Green Button team at the U.S. Department of Energy and the National Institute of Standards and Technology is working collaboratively with industry to enable millions of residential and commercial energy customers to securely download and share their own energy usage data in a standardized human-readable and machine-readable format directly from their utilities.
And while the Dutch airline started regularly using recycled cooking oil on some commercial flights between Amsterdam and Paris in June 2011, this latest usage represents the first time biofuels will be used on a regular weekly schedule on transatlantic flights.
ADS-B is a big step toward what the U.S. Federal Aviation Administration calls "free flight, " in which commercial pilots will be free to determine their own routes to minimize time and fuel usage.
The 787, whose first commercial flights occurred in the fall of 2011, employs lightweight materials to reduce fuel usage, but also requires the high-power lithium batteries, which have caused fires aboard aircraft in the past.
Public safety has had to compete with commercial and other users of spectrum for a scarce resource, and increasing interference has been caused by heavy spectrum usage.
"Although internet usage and the volume of content continue to rise globally, we are not seeing a proportionate rise in commercial child sexual abuse material which instead appears to have remained fairly static over recent years, " said Peter Robbins, chief executive of the IWF.
应用推荐