Also, the system's choice of a 1972 cutoff date is more than coincidental, since the system deteriorates before that date.

After attaining tropical storm status, the system deteriorated into a depression, but once again intensified several days later.

And yet she felt the ecological systems would have deteriorated even further if there weren't someone up there with some degree of control.

It's hurt the middle class because they also find the public system has deteriorated, so they are forced to supplement it.

Over a period of time the system can deteriorate, suffer interference, misalignments, and indifferent maintenance.

When the settlement was abandoned, its hydraulic system deteriorated.

From the 1960's into the 1980's, the system deteriorated.

"A Greek system that is not recognized by the university has no possibility of improvement or rehabilitation but indeed would further deteriorate."

John continued to weaken, and late on September 3 the system deteriorated to a tropical depression while still over land.

The system deteriorates and then needs rehabilitation or renewal.