The Chia proof of space construction is designed for efficient and quick verification of proofs, making the farming process very lightweight. HDDs being idle 99.7% of the time and only using 0.6 IOPS, and CPU utilization low enough even a Rasberry Pi can farm hundreds of terabytes of storage.
Here is a deep dive into #PoST by Bram Cohen himself: https://www.youtube.com/watch?v=vm6GBV9nQrs
Did you know that a second Nakamoto consensus besides BitCoin's Proof of Work exists?
It is called Proofs of Space and Time (#PoST) and uses a fraction of the energy #BitCoin uses while maintaining the same level of security.
It is created by Bram Cohen, who also developed #BitTorrent.