Arborist News Audio

Arborist News Audio


Tree Lightning Protection Systems part 1

October 06, 2015

Lightning is an extremely powerful and pervasive force of nature, with an estimated 100 million strikes annually in North America. Authors Thomas Smiley, William Grahm jr., and Scott Cullen take a look at what can be done to protect trees, and the buildings and people around them. (A, T, L, Bp))