There were several cases all through record but one which springs in your thoughts was the growth of the Spitfire aircraft in the 1940's, not just a time too quickly to simply help get the Struggle of Britain and avert the imminent invasion of Good Britain.
Today, we are collectively facing a straight better risk to mankind, in the form of global heating and environment modify, which will be requiring nations round the World to draw together in lowering the carbon emissions which can be creating the problem, by using less fossil fuel. Because fossil gasoline involves fuel, coal and oil, that will be also applied to generate energy, then the degree of the task begins to emerge. Historically, it's been our entire source of energy. Aside from nuclear gas there's no different important source of power available that may also wish to produce significant inroads into supplanting recent sourced elements of power, for several years to come.
So, if we can't create a cleaner gas supply easily, the only real different way to cut back emissions is to lessen demand. That requires often planning without completely, or to create and refurbish our domiciles and buildings more wisely, by increasing thermal efficiency and reducing temperature loss therefore we digest less energy in the first place. This also saves people income needless to say, so is home justifying, anyway.
In seeking to cut back heating fees from buildings (50% of the full total CO2 emissions from UK) there is a Government project for many decades to protect ceiling rooms and surfaces greater and in professional premises, UK Making Regulations have significantly expected optimum quantities of temperature reduction to be developed in to brand new construction.
With roofs and surfaces looked after, the next key supply of temperature reduction is through windows accounting for 25%. Curiously, the main temperature reduction is not due to the glass so much - however the screen frames holding the glass that enable heat to escape through them. Protected (double glazed) glass, today, can achieve a suprisingly low heat loss in about 0.6 - 1.0 'U' value. ('U' value procedures rate of heat lost therefore the low the determine the better. 'U' value is assessed in W/M2K = T of heat lost per square metre, per 1 level Kelvin decline in temperature.