The tariff is intended to kick-start the renewable energy sector by paying an above market rate for power that is then slowly reduced year-on-year . UK watermills experienced a renaissance due to appeal of green energy . Many former watermills in southwest England now supplying UK 's national grid . British industry attempts to compete with Germany on green energy production .
UK watermills experienced a renaissance due to appeal of green energy . Many former watermills in southwest England now supplying UK 's national grid . British industry attempts to compete with Germany on green energy production .