Costmine Intelligence survey found the average CEO salary for companies with market values of more than $1 billion is $7.8 million a year. But two CEOs accepted just $1.
Undersea mining is still illegal under international law and environmentalists rail against it for threatening ocean ecosystems with habitat damage, silt and noise.
Wages for some copper and gold mine employees in the southwest United States increased by around 10% in the last year and a half, helping raise hourly pay by 4%.
Quebec is becoming known for mining project funding that hands out several hundred million dollars a year and promotes the province as a battery metals hotspot.