With their species diversity, their population abundance and their integrator characters, higher plants represent useful tools to solve problems concerning the environment analysis and management. As they are good bioindicators, plants integrate many environmental parameters and can help to...

Comparing air service growth in Amsterdam and Brussels, this paper aims to understand how the strategies of airlines and public authorities allow certain medium-sized cities to succeed in exceeding their local market by connecting passengers, while others do not. In contrast to Brussels,...