Nvidia Corp. is partnering with Australian startup Firmus Technologies Ltd. to create a massive fleet of renewable energy-powered artificial intelligence data centers across the country.Construction is already underway on two data centers in Melbourne and Tasmania for Project Southgate, an A$4.5 billion ($2.9 billion) undertaking that will utilize 150 megawatts of power, Firmus said in a statement. Facilities will use Nvidia’s GB300 chips and are expected to come online by April....