Cattle can be used to restore grasslands [1]. [1] https://psmag.com/conservation-in-the-age-of-climate-change-saving-the-cows-and-grasslands-of-rural-zimbabwe-

Cattle can be used to restore grasslands [1]. [1] https://psmag.com/conservation-in-the-age-of-climate-change-saving-the-cows-and-grasslands-of-rural-zimbabwe-6201937282c4#.qiuyu09km https://psmag.com/conservation-in-the-age-of-climate-change-... Milk cows are the most efficient means of converting a rocky hillside into human-consumable proteins.