natural disasters

abstract assess assessment avalanches avanlanches background black blizzard blizzards calamity cataclysm catastrophy concept control danger dangers destruction destructive disaster disasters diseases distress drought earthquake earthquakes effect emergencies emergency environment eruption eruptions extreme famine flood floods hazard hazards human hurrican hurricanes impact insurance isolated landslide landslides list loss losses manage management natural nature negative predict prediction risk risks slide society storm storms threat threatening threats tornado tornadoes tragedies tragedy tsunami volcanic volcano volcanoes vulnerability vulnerable weather white