"Natural disasters include, but are not limited to, any hurricane, tornado, storm, flood, high water, wind-driven water, tidal wave, tsunami, earthquake, volcanic eruption, landslide, mudslide, snowstorm, drought, fire, explosion or other catastrophe.Individuals working as independent contractors or consultants, but not technically employees of a firm, are subject to the provisions of Category 3.Ca" . . . . . . .