undefined | Better HN

0 pointsapi2y ago0 comments

Coal and fissile fuels are stored energy. My point is that if we can store energy at scale we can just grab the free energy that falls from the sky.

0 comments

2 comments · 1 top-level

cubefox2y ago· 1 in thread

We can't store the energy in coal. Only in batteries at high cost and low capacity.

pfdietz2y ago

The claim that we can only store energy in batteries is a lie. In fact, storing energy in "e-fuels" is likely to be essential for a 100% renewable economy, as they are much better suited to long duration storage use cases.

j / k navigate · click thread line to collapse