Not exact matches
Liquid fuels — mostly petroleum - based —
remain the largest source of world energy consumption.
The only likely exception to the rule against biofuels in transportation is the urgent need to decarbonise air transport, where low - carbon alternatives to
liquid hydrocarbon
fuels remain a distant prospect.
As Jiang explained, the efficiency of coal conversion technologies
remains low, and coal - derived
liquid fuels or coal - based synthetic gas have lost their price advantage due to falling prices for conventional energy sources.
Liquid fuels — mostly petroleum - based —
remain the largest source of world energy consumption.
During atomization the
fuel still
remains in
liquid form, it's just broken up into small droplets consisting of multiple
fuel molecules.
Biofuels
remain a very minor player, accounting for about 1.4 per cent of the world's
liquid fuel supply in 2013, the IEA's stats show.
Personally, I
remain unconvinced by the more alarmist claims, for the simple reason that if we get desperate we can convert coal into
liquid fuels (as South Africa has done for decades).
With
liquid fuels production growing at a rate of 1 percent per year over the projection period while demand grows more slowly at 0.2 percent per year, supply can overtake demand, EIA figures (Table A21) show — provided trade flows
remain open.
Although
liquid fuels — mostly petroleum - based —
remain the largest source of energy, the
liquids share of world marketed energy consumption falls from 34 % in 2010 to 28 % in 2040, as projected high world oil prices lead many energy users to switch away from
liquid fuels when feasible.
Liquid fuels — mostly petroleum - based —
remain the largest source of world energy consumption.
Undoubtedly these are early days, and many challenges
remain in creating truly sustainable biofuels, and certainly in creating truly sustainable aviation — but unlike land and sea transportation, airlines have very few if any alternatives to
liquid fuels, so initiatives like this are an encouraging sign that aviation may be able to weather the inevitable transition to a post fossil -
fuel economy.