Artist on her knitwear for trees: 'It has a positive effect'
Brazilian artists are knitting ornaments to hang around trees and poles in Sao Paulo, the country's biggest and busiest city.
The BBC spoke to Leticia Mota, one of the knitters, who said she believes the decorations remind "people of their mothers and grandmothers".
Video produced by Paula Idoeta
- From the section Latin America & Caribbean