But using the $200-per-month fee as an example, training for the Boston Marathon 22 weeks in advance â which is how long the BAAâs Boston Marathon training plan is for all four levels â could cost roughly $1,100 if you hire a running coach.
ocean basin. (geology). The great depression occupied by the ocean on the surface of the lithosphere. 1  Facebook. 2  Twitter.
The size and shape of the Arctic Ocean Basin are roughly similar to those of the Antarctic continent, and it is 1.5 times the size of the continental US. It is also very deep, reaching more than 4,000 meters in some areas. It is mostly covered by pack-ice (frozen sea-water) averaging 2-3 meters thick.