(Bloomberg) -- Carlos Slim, Latin America’s richest man, plowed $1 billion this year into growing his crude-oil producing and refining portfolio in a bet that demand for fossil fuels isn’t going away anytime soon.Most Read from BloombergMigrant Crisis Pushed US Homelessness to Record High in 2024Slim, 84, made his fortune largely by building the telecom behemoth America Movil SAB, but has diversified in recent years into other assets including the oil investments, real estate in Spain and a new