Chile’s renewable energy capacity could leap by more than 50% by 2021 to 10GW, with the South American nation now expecting to pass its target of having clean-energy meet 20% of national demand five years ahead of its original 2025 target, according to country’s renewable energy association ACERA.

The rapid expansion of wind and solar power in Chile is on track to see Chile drawing 70% of its power from renewable sources by 2050, with ACERA reaffirmed its “bet on a future that is a 100% renewable supply ...