Brazil produces 509.10 billion kWh per year of energy With a 1700kwh / year solar irradiance per sqm @ 20% efficiency for modern photovoltaic panels... ...we only need a square of 40km by 40km of solar panels to produce 100% of the country’s energy need by solar This is completely complementary to Brazil 🇧🇷 immense hydro power currently installed, that can be used as a gigantic potential battery storage system. We can do this and be a reference worldwide. Total cost? 💵 $ 90 billion - or 2 Itaipu. #Brazil #Future #Technology #CarbonNeutral #CarbonZero #ZeroSummit zerosummit