The Silent War on Trees
393 views · Published 18 February 2015 · 9:55 · Indexed 28 September 2026
Channel: gail zawacki · 2015 · Comedy
Please see improved version at: http://youtu.be/sn1Xy_j48k0 Ozone is invisible but highly toxic air pollution. As the background level increases, trees that absorb it are poisoned and become more susceptible to insects, disease and fungus. Epidemic attacks are causing forests to decline around the world. More info at WarOnTrees.blogspot.com
