Month: September 2020

Series Introduction I’ve talked about, and perhaps at least put some bounds on, the dollar cost of EPS. Now it’s time to try to quantify the benefits. I’ll approach that from two different angles: 1. How much storage do we Read More

Series Introduction EPS is built around moving water, in the desert. There are bound to be some challenges. (Of course, it uses the same water over and over, and it doesn’t kill any fish.) Water Required I’ve said that the Read More

Series Introduction The most radical difference between conventional pumped storage and EPS is the latter’s use of hundreds or thousands of mini-reservoirs—bags—which rest on top of the landscape, instead of two monolithic, sunk-in reservoirs made of materials like concrete and Read More

Series Introduction One of the core claims I’ve made for EPS is that it will be very inexpensive. So far, I haven’t made a case for that. It’s time to scratch the surface of this large and complex subject. The Read More