Why ocean are salty and great lakes are not? The source of river water are usually snow melt or rain, so it always starts off fresh. But minerals are also dissolved into the river water, so more minerals ultimately â¦ end up in the ocean.
The average annual boarding school tuition is $38,850. Of course, there are some schools with tuition as low as $10,000 and others as high as $60,000.
The Cost: In-home boarding is very affordable, since canine hosts set their own prices. Most boarders are dog-lovers who provide this type of service for extra money, and many set their prices low, costing as little as $15 per night.