Island tries to rely 100% on renewable power grid but it doesn't work more than 15% of the year | Just The News
Easier Said Than Done: The island of El Hierro set out in 2015 to be 100% powered by wind and hydroelectric storage. Instead, renewable energy has never produced more than 15% of the island's needs.
https://justthenews.com/politics-policy/energy/island-canaries-attempts-100-renewable-grid-doesnt-meet-it-more-25-year