Now they are being fouled again at an unprecedented rate.
It would be an ill bird that fouled its own nest.
The most likely explanation seems to be that the gear was fouled by a submarine.
There is the question, for instance, of fouled land, and so on.
Our industrial history has been marked, and indeed fouled, by attempts to deal with problems of this kind by a subsidy.
People are bitten daily and footpaths are fouled, with the consequent risk of disease.
First, there is the deteriorating physical environment: litter everywhere, refuse chutes blocked, lifts fouled, graffiti on the walls and on the communal staircase.
Indeed, we have knowledge of oil rig vessels having their propellers fouled by discarded fishing nets.
