In both cases, we find clear reductions in student grades. (educationnext.org)
Accident statistics for the three intersections with cameras weren't immediately available, though La Margo said there hadn't been as clear a reduction in collisions as violations. (articles.chicagotribune.com)
«But overall there was a very clear reduction in the number of flowers that were available — and obviously this means less food for flower - visiting insects such as bees.» (sciencedaily.com)