| 50 | documentation these trees are not allowed to form the basis of | documentation these trees are not allowed to form the basis of | 
| 51 | "checkpoint" distrbutions or formal "releases". Other policies can | "checkpoint" distrbutions or formal "releases". Other policies can | 
| 52 | be defined by individuals users of these trees but there are no further | be defined by individuals users of these trees but there are no further | 
| 53 | global policies. The MITGCM repository development/ subdirectory is | global policies. The MITGCM repository development_tree/ subdirectory is | 
| 54 | reserved for holding development trees. Development trees also serve as | reserved for holding development trees. Development trees also serve as | 
| 55 | experimental areas for exploring new code management policies. | experimental areas for exploring new code management policies. | 
| 56 |  |  |