Each country in the European Union has its own definition of a forest and the European Commission has defined forestland as having at least 20% canopy closure (10% in the Mediterranean forests) and a minimum area of 0.5 ha. (1 ha. = 0.01 kmÂ²). Elsewhere, the definition of a tree can vary.
Lunula: the crescent-shaped area at the base of the human fingernail.
Lunula Cold Laser Fungal Nail Treatment. 1  The nails will be photographed and prepared. 2  The treatment lasts 12 minutes per foot or hand. 3  During the treatment you will feel no pain.  The lasers are not harmful to you in any way, as the computer uses very low power settings.