The drop in ratings means advertisers aren't getting the bang from the buck they had anticipated, which is a matter of considerable concern for the networks. (si.com)
If space is given to them, even on agricultural fields these incredible creatures do not represent considerable concern for causing damage to the crops. (geoengineeringwatch.org)
The advent of the new national curriculum for computing caused considerable concern amongst school teachers used to delivering ICT rather than computing. (educationbusinessuk.net)