Can 100% renewable energy power the world? – Federico Rosei and Renzo Rosei

Every year, the world uses 35 billion barrels of oil. This massive scale of fossil fuel dependence pollutes the Earth and it won’t last forever. Scientists estimate that we’ve consumed about 40% of the world’s oil. According to present estimates, at this rate, we’ll run out of oil and gas in 50 years or so, […]