On the hillsides of Iran’s Zagros Mountains, a natural resin is being harvested from wild almond trees known locally as angum and internationally as Persian gum.
Once used mainly in traditional medicine and cosmetics,…
On the hillsides of Iran’s Zagros Mountains, a natural resin is being harvested from wild almond trees known locally as angum and internationally as Persian gum.
Once used mainly in traditional medicine and cosmetics,…