Sweden-based Candela’s electric hydrofoiling ferry P-12 has completed a record 160-nautical-mile journey from Gothenburg to Oslo, marking the longest electric sea voyage by a passenger vessel. Using submerged hydrofoil wings to lift its hull above water, the ferry cuts drag significantly and reduces energy consumption by nearly 80 per cent

The findings indicate that the overall ecological impact of the mining activity was milder than feared, but there was still a decline in biodiversity along the tracks left by the mining vehicle.