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THE PEP - Clearing House

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Case Studies
Research and Methods
Indicators and Data
Capacity building
Institutional mechanisms
Monitoring tools
Public transport
Private cars
Walking & Cycling
Modal split
Integrated Transport Planning
Ecologically sensitive areas
Children and other vulnerable road users
Specific issues of EECCA countries
Pollution and noise
Landscape and nature
Road traffic injuries
Physical inactivity
Energy use

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.

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.