Over the past decade, the carbon dioxide increased 30% in the Earth’s atmosphere according to a recent study from the Scientific Reports, the carbon dioxide in the atmosphere has been record-breaking each year and is approaching a level not seen in 15 million years and perhaps never previously experienced by a hominid.
Humans depend on petroleum heavily, the international crude oil price keeps rising, oil reserves are running out, international oil prices are soaring, many countries start seeking alternatives in the hope of reducing greenhouse gas emissions while decreasing the worsening global warming.