The Marine Mammal Protection Act seeks to reduce incidental fishing mortality to insignificant levels.

But she said that evaporative units generally discharge insignificant levels of bacteria.

During cold glacier epochs, this gradient decreases to practically insignificant levels.

Also, anthropological evidence points out that in certain societies and cultures killing is down to statistically insignificant levels.

The two million people living in the area were exposed to radiation of about 1 millirem, an insignificant level.

As mayor from 1977 to 1995, he oversaw a steady rise in political corruption and municipal graft (albeit both at insignificant levels by American big-city standards).

Since the establishment of Soviet power on Caucasian territory, relations with Persia have been reduced to an insignificant level.

And at that relatively insignificant level they might well have remained.

Their paltry and insignificant level has already been considered.

But by the mid-1980s, mass production will have reduced the cost of solid-state opto-electronics to insignificant levels.