Spanish utility Naturgy Energy Group SA (<a href="https://www.bolsasymercados.es/bme-exchange/es/Mercados-y-Cotizaciones/Acciones/Mercado-Continuo/Ficha/Naturgy-Energy-Group-ES0116870314" target="_blank">BME:NTGY</a>) announced on Wednesday that it has started building a 210-MW solar farm in the state of Texas, its second such facility in the United States.