Comments by "looseycanon" (@looseycanon) on "Technology Connections"
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Leaving fosils for heating is nonsence. Why? Simple. Outages. Sure, you still release CO2 and other stuff, but, it's actually very efficient, just as you mentioned, but also allow's for microcogeneration of electricity, which can supplement other sources of power, such as wind and espcially solar in winter (you know, cause shorter days). Furthermore, you can add a tank for fuel, which you will have to maintain, but doesn't lose capacity unlike batteries, meaning you have more reliable stored supply of energy in case of an outage, which could take days. This vast battery supply even for a small, highly efficient house is comically big. Like extra barn full of batteries big. And even those can emmit pretty nasty stuff.
Where do I think fossils need to be phased out? It's large scale electricity production and even there not entirely. I firmly believe in nulcear power for the long run, as it is the only known source of power, which could provide enough electricity to power entire cities with very low emmittions, if you consider all emmittions from obtaining of materials till decomitioning of a plant, which makes decades worth of efficient energy production, you'll find out that it has lower CO2 footprint per Watt of power produced than either wind and solar! The other sources should supplement nuclear powerplants and green power sources, when needed and heating should be done still through burning, centrally if at all possible and of stuff that was already used (unrecycleable waste) or wood (again, what can't be used otherwise and in individual homes), but also gas for individual homesteads and small towns.
And why do I think only the grid should go green and not all green? Well, our current battery technology is not exactly any good. Make no mistake, even Tesla batteries, some of the best on Earth, aren't any good. Why? Batteries are not dense enough energy wise and we can see this in electric cars. Looking at them long term, they can't compete with petrol, because of the difference in energy density of their batteries and the fact, that these batteries degrade over time, which won't happen to a tank, and make no mistake, batteries won't get much better any time soon. The problem with power storage is stressed in cars, because of great need of mobility and mass of a vehicle need's to be fairly low, but even when there is not a need for mobility, storing large ammounts of electric energy in batteries can be prohibitive due to avaliable space.
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