Stock Photo: Herd of cows grazing in a meadow with Chevron oil refinery in the background, Rhoscrowther, Milford Haven, Pembrokeshire Coast National Park, Wales

Stock Photo: 4042-951 Herd of cows grazing in a meadow with Chevron oil refinery in the background, Rhoscrowther, Milford Haven, Pembrokeshire Coast National Park, Wales