Pembrokeshire of managed or unmanaged woodland. Estimates of livestock included 17,810 horses, 92,386 cattle, 157,973 sheep and 31,673 pigs. Of 5,981 agricultural holdings, more than half were between 5 and 50 acres. Pembrokeshire had a flourishing wool industry. There are still working woollen mills at Solva and Tregwynt. Pembrokeshire has good soil and benefits from the Gulf Stream, which provides a mild climate and a longer growing season than other parts of Wales. Pembrokeshire's mild climate means that crops such as its new potatoes (which have protected geographical status under European law) often arrive in British shops earlier in the year
Pembrokeshire landscape was subject to considerable change as a result of ice ages; about 20,000 years ago the area was scraped clean of soil and vegetation by the ice sheet; subsequently, meltwater deepened the existing river valleys. While Pembrokeshire is not usually a seismically active area, in August 1892 there was a series of pronounced activities (maximum intensity: 7) over a six-day period. The Pembrokeshire coastline includes numerous bays and sandy beaches. The Pembrokeshire Coast National Park, the only park in the UK established primarily because of its coastline, occupies more than a third of the county. The park contains the