Rio Tinto Group is facing a challenging start to the year, with a 15% decline in iron ore shipments during the first quarter and an 8% drop compared to the previous year, primarily due to labor shortages and mine depletion in the Pilbara region. The company also reported the highest rise in raw material costs since the 1973 oil crisis, prompting urgent calls for operational improvements. Despite these hurdles, Rio Tinto has maintained its iron ore export forecasts at 320 to 335 million tons and ramped up the Gudai-Darri project to enhance production capacity.