![](https://www.mining.com/wp-content/uploads/2018/05/rio-tinto-says-climbing-costs-resource-nationalism-once-again-big-threats.jpg)
Rio Tinto says climbing costs, resource nationalism once again big threats
Chief executive Jean Sebastien-Jacques said the challenge for the industry is to ensure the benefits from the past frugal years are not lost against a backdrop of rising oil prices and increased political risk.