08:32Business DailyLiving off-grid: Scaling upBBC World Service Duration: 18 minutes Tue 2nd Jan 2024, 08:32 on BBC World Service Americas and the CaribbeanAvailable for over a yearListen nowAlastair Leithead and his wife Ana embark on an ambitious project in Portugal Show more GenresFactualMoneyFormatsBulletinsBrandBusiness Daily Source: BBC Online