Other settlers brought huge herds of sheep to compete with cattle for the grass, and the sheep always won.

VOA: special.2010.03.18

One unexpected revelation was that France had offered to consider allowing beef from Scotland to be imported again where grass-fed herds could be shown never to had any contact with BSE or mad cow disease.

BBC: French feel the heat in beef row

By getting grazing cattle to stay in larger, tight herds, Savory was able to restore grassland vitality and increase grass biodiversity.

FORBES: Impact Investing in Sustainable Agriculture for a New Economy