arstanali matkadirov tells us that the walnut forest used to be really dense here. also been a lot of deforestation. it may be forbidden, but it's hard to monitor and prevent. the nuts are primarily brought down by young men, who climb up the trees to shake their branches until the nuts fall off. there's no alternative here. a risky business, but effective. then, the whole family comes along to pick up the latest harvest. walnut trees can grow to a height of 40 metres, so shaking nuts out of them is physically demanding and also quite dangerous. >> when i'm climbing, i always try to hold a branch in one hand, with the other on another branch. obviously the higher you go, the more dangerous it gets. kerstin: we want to know if there has been an accident. >> i haven't seen any myself, but i know that a few from my village have fallen, and some have even died. >> many people have temporary homes for the walnut harvest. she invites us into her home. the kyrgyz are traditionally a nomadic people and mostly muslim. furniture is rare. everyone sleeps on mats on the ground,