11. Between 19?N and 19?S, however, precipitation is higher and the mountains above usually have permanent snow . 12. The glaciers and permanent snow fields have an area of and contain a volume of about. 13. The Meili Xue Shan has over 20 peaks with permanent snow cover, including six peaks over. 14. Permanent snow cover comes between mid-October and end of November, significantly earlier than in southern Finland.15. Above, where temperatures are below freezing, is the tierra helada, a zone of permanent snow and ice. 16. Above meters lies the permanent snow cap. 17. Permanent snow fences can also consist of lines of closely spaced shrubs, conifer trees or maize stalks.18. The Blundersmoke Terrain Park received new permanent snow guns, and the Side Arm trail was widened by over. 19. Again though, interior Greenland's permanent snow cover reflects over 80 % of this energy away from the surface. 20. Cayambe, which has a permanent snow cap, is a Holocene compound volcano which last erupted in March 1786.