Rooftop solar installations in Europe have surged since the Middle East war triggered a new oil and gas supply crisis and hiked power prices. Demand from households and businesses willing to install rooftop solar systems soared in March and continues to rise at even higher rates in April as consumers look to insulate themselves from spiking gas and electricity prices, equipment wholesalers and renewable utilities in Northwest Europe have told Reuters. Rooftop solar demand in Germany, the Netherlands, and the UK has jumped by between 30% and 50%…