Scientists in Hong Kong have demonstrated a new ultra-white ceramic material that can drastically cool buildings by reflecting sunlight and heat at record highs. The beetle-inspired material gets its ability from its nanostructure, stays tough to the elements and should be relatively easy to scale…
Ultra-white ceramic cools buildings with record-high 99.6% reflectivity::undefined
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That would only matter for something that it can focus on, it’s still reflecting. All the heat and at scale it’s not tested.
Adding more heat and heat currents into the atmosphere, cannot be a good thing long term.