Why is the ocan salty?

How long is the river vistula? How long to steam cabbage? Are all deserts surrounded by mountains? What is the primitive mouth called? What was the original name of firon? Which drainage pattern does the ganga river form? Where is lake assal? What is it called when rain gathers in Rivers? What were built to control the Yellow River's floods? Why is the phosphate concentration higher in the deep north pacific than the deep south pacific? At least 80 percent of ocean water is included in the? What are the physical characteristics oir human characteristics of the great pyramid of Giza? What are some famous landmarks in Mississippi? What state has more rivers and lakes Minnesota Michigan or Arizona? Which one is different from the others Ontario Michigan Ohio or Erie? What river system was the most important to the lifestyle of the Plateau Indians? What countries border dead sea? What river is located by Roma? Why can't you enter North Korea? What is nutrient cycle in the rainforest?