We may be able to develop better electricity storage to allow electric planes to be more practical than they currently are. However, there's also a lot of inte

We may be able to develop better electricity storage to allow electric planes to be more practical than they currently are. However, there's also a lot of interest in using biofuels for aviation, so you may see that in the mid-term future we're using carbon-based fuels but they're largely carbon-neutral.