for every litre RO water is use in my Paroshpromenus tanks, two litres of clean water are spilled.
at the same time billions of people don’t have access to clean water.
phosphate is of major importance to the world food supply, and we are running out of it.
but also the use of phosphate causes environmental problems. so why is phosphoric acid better then peat?
there will always be a downside, whatever method you chose, the best we can do is keeping our resources and wastes as limited as possible.