You don't own the roof, and neither do the hundred other families living in the building. In India's densely populated cities ...

SL Rack has launched SL Planner, a tool linked to Google Maps that analyzes roof surface area and automatically distributes the appropriate number of solar modules.

Three environmental groups argued Wednesday before the California Supreme Court that state utility regulators acted illegally ...

Environmental groups want to revive higher payments to panel owners. But the subsidies were unfair to non-solar ratepayers, ...