It's a really good article, to read more:Researchers at Virginia Tech have developed a breakthrough in hydrogen energy, something that has always been known to challenge fossil fuel dominance. They have developed a process that extracts large quantities of hydrogen gas from plants in an eco-friendly and renewable way. This is yet another alternative we are now aware of that could end our dependence on fossil fuels
https://www.collective-evolution.com/2013/04/05/clean-energy-breakthrough-scientists-extract-hydrogen-gas-from-plants/