The annual health-care costs for people who are extremely obese are almost twice those of normal-weight people. Very sobering is the fact that severe obesity is increasing at a much faster rate than moderate obesity, quadrupling from 1986â2000.6.
As a sea is connected to the oceans, which are salt water, most seas are also salt water. This is not a distinguishing feature between a sea and a lake, however, as lakes are more commonly freshwater but can be salty depending on their source and their surroundings.
What the difference between a iceberg and glacier? Glaciers are huge flows of ice carving their way through valleys, almost like rivers of ice, but they move extremely slowly. Icebergs are chunks of ice just floating around inâ¦ the ocean.