Digital noise maps developed under the EU’s Environmental Noise Directive (END) are a useful way of assessing traffic noise exposure for local residents, according to a recent Swedish study.
THE PEP - Clearing House
House sparrows have the potential to become indicators of air quality, according to a recent Spanish study. The researchers demonstrated that small blood samples taken from the sparrows varied significantly depending on pollution levels in the birds’ habitat.
Two tagged Cuvier's beaked whales have shown intense and lasting avoidance behaviours in response to military sonar. In the first study of this kind, the whales showed significant responses to sonar at volumes that are currently assumed in the US to have no effect on behaviour.
Levels of aircraft noise experienced in primary schools might affect aspects of children’s cognition, even several years after they have left the school, new research suggests.
