Acoustic signals play a fundamental role in avian territory defence and mate attraction. Several studies have now shown that spectral properties of bird song differ between urban and rural environments. Previously this has ...

Steady-state moving Mode-III infinite interfacial crack along the perfect interface in a dissimilar strip is investigated. The crack position is not generally speaking symmetrical with respect to the strip surfaces. Both ...

In mixed-species forests of complex structure, the delineation of tree crowns is problematic because of their varying dimensions and reflectance characteristics, the existence of several layers of canopy (including ...

Marine tourism has become one of the fastest growing areas within the tourism industry. With the increased use of marine environments comes the need for informed planning and sustainable management as well as for the ...

Democracy is a deeply contested concept: historically, complex debates have revolved around the meaning of democracy and the plausibility of different ‘models of democracy.’ However, democracy’s conceptual contestability ...

For many decades the European Union (EU) has been accused of being a ‘technocratic’ actor. But do technocratic assumptions play a part in the EU’s new ‘normative’ and ‘symbolic’ policy agendas, such as its democracy promotion ...

This thesis explores the challenges posed to democratic legitimacy by current practices of EU counter-terrorism policing. It is concerned with the increasing amount of international cooperation between police and, to a ...