- Experts sound the alarm on oil sector's blue hydrogen push. The industry is promoting the use of hydrogen that is potentially dirtier than burning fossil gas. IEA reported that there are at least 50 blue hydrogen projects under development, and capacity is set to increase more than tenfold by 2030. https://www.climatechangenews.com/2022/02/15/experts-sound-alarm-oil-sectors-blue-hydrogen-push/ 5 comments energy