Indian solar faces growing water risk

The majority of Indian solar is installed in water-stressed areas and the cost of water has doubled in many areas in three years, according to a new report from consultancy firm Bridge to India.

How soiling and cleaning impact module performance in deserts

In recent years the number of PV installations in desert regions has increased, and a regular cleaning of the modules in these areas is necessary because of energy yield losses due to soiling. Investigations carried out by Nicoletta Ferretti and Juliane Berghold at PI Berlin, however, suggest that the stress caused by the cleaning procedure employed potentially affects the module performance during its lifetime.