According to Fitch Solutions, off-grid mines could benefit from reducing their dependency on diesel while taking advantage of the region's favourable climate conditions.
Iron ore continues to influence the ferrous complex, steel prices reflect the rising cost of iron ore and producers are passing it on to the consumers.
The final effect on seaborne volumes is yet to be seen, but it is likely that an expected increase in exports from Brazil for 2019 will instead be a small contraction.
"While challenges are part of the uncertain environment that we operate in... we have the right strategy and teams in place to create sustainable shareholder value."
CEO Andrew Mackenzie said it was too early to say what impact the recent Vale tailings dam disaster will have on efforts to restart BHP and Vale's jointly owned Samarco mine, shut since November 2015 after a dam collapse killed 19 people.
All so-called upstream dams need to be decommissioned or removed by August, 2021, according to a resolution the National Mining Agency published on Monday.