Radio 4 in Four - Is the avocado's popularity a fad? - ÃÛÑ¿´«Ã½ Sounds

Radio 4 in Four - Is the avocado's popularity a fad? - ÃÛÑ¿´«Ã½ Sounds
Is the avocado's popularity a fad?
We are buying twice as many avocados as five years ago. Will the fruit's popularity last?