> Say solar panels cost $2 per watt Not for a large desalination project. You will pay close to the spot price. Which is 30-45 cents. Your biggest cost will b

> Say solar panels cost $2 per watt Not for a large desalination project. You will pay close to the spot price. Which is 30-45 cents. Your biggest cost will be labor anyway. And the osmosis membrane, which needs to be regularly replaced, unlike the panels.