Why do people make levees?

Fires are organized into classes that describe? In what instances would someone use a driveway alarm? What are the answers to hatchet at test? What to take to the basement when a there is tornado? How a fire insurance can be cancelled? What should you do if you're in a mobile home during a tornado? Did cyclone Tracy start any diseases? Which person makes the most money during a pandemic crisis? What are jamaica's natural hazards? What are the five warning signs that a tornado may occur? When was the self rescuer for coal mining invented? Can fire extinguisher contents hurt you? Whats the strongest part of the body to use for self defense? The charge an object has when it has lost electrons? What is the noun for destitute? Has the rasco f 950 fire sprinkler been recalled? What were the hazards of city living during this time? Why do you need leaves to survive in the wilderness? How did the people feel at the cockermouth flood? When identifying victims of disaster such as plane and train crashes approximately 93 percent of identifications are made of the basis of which characteristic?