Escape to the Country - Season 18 Episode 1 -

Jonnie Irwin's property search is in the Wye Valley, where he helps an entrepreneurial couple with a £650,000 budget find a dream home which allows them to build a rural business. Along the way he visits the UK's first solar aquaponics greenhouse and discovers how 21st-century technology there could be the sustainable solution to growing enough food to solve the world's food shortage.