Harnessing the sun to purify concentrated waste streams

Reverse osmosis is one of the most common methods for purifying saline water, but the process produces limited results. About 20% to 50% of the water that enters the system remains as a concentrated waste stream. There are several existing methods for handling concentrate streams, including injecting the waste into isolated underground wells and using …

Demand for electrical energy in Spain falls 3.8% in July

Demand for electrical energy in Spain fell by 3.8% in July: wind energy produced 37.9%, concentrated solar power 3.5% and photovoltaic 7.9%  The demand for electrical energy decreased in the Balearic Islands by 26.8% and in the Canary Islands by 9.4% compared to the same month of 2019.Solar photovoltaic produced 89.9% more than in July …