How are the lives of desert nomads different from those of farmers in the wet climates?

What valley west of the appalachians was held by french until 1763? How many miles does the channel tunnel England to France save? Who find the San Juan Capistrano? Was the empire state building influenced by the lighthouse of Alexandria? How did scientists determine how the ocean floor is? How many sphinx riddles are there? How do mud flows differ from earth flows? What are the roof figures on the Hall of Supreme Harmony in the Forbidden City made of? European country located on the Rhine River between Switzerland and Austria? Why do seagulls live at Lake Ontario? Why do the gulfstream and north Atlantic drift cross the Atlantic ocean from west to east? Why haven't continents and oceans stayed in the same place? What is the name of the castle William built? Where is the Ganges River located What is its length and where does it empty to? What in the what river valleys were home to the first Asian civilizations around what BC? What is the land use of the River Nile Delta? How wide is lady libertys head? Has lake okeechobee ever been theatend to were it can be wiped out? What cities were near the Euphrates? When was Black Canyon of the Gunnison National Park created?