Andean farmers use age-old technique amid climate change : v

From the sky, they look like huge, circular patterns made by aliens -- but in fact, they are an age-old technique farmers have brought back to fight the climate crisis

Related Keywords

Bolivia , Peru , Cesar Cutipa , Gaston Quispe , Valeria Nahua , , Lake Titicaca , Cwaru , Partners Afp , Agriculture , Eteorology , Botany , Hysics , Ootechnics , Inguistics ,