Arrival and departure dates / Esa Lehikoinen, Tim H. Sparks and Mecislovas Zalakevicius -- Migratory fuelling and global climate change / Franz Bairlein and Ommo Hüppop -- Using large-scale data from ringed birds for the investigation of effects of climate change on migrating birds: pitfalls and prospects / Wolfgang Fiedler, Franz Bairlein and Ulrich Köppen -- Breeding dates and reproductive performance / Peter Dunn -- Global climate change leads to mistimed avian reproduction / Marcel E. Visser, Christiaan Both and Marcel M. Lambrechts -- Analysis and interpretation of long-term studies investigating responses to climate change / Anders P. Møller and Juha Merilä -- Photoperiodic response and the adaptability of avian life cycles to environmental change / Timothy Coppack and Francisco Pulido -- Microevolutionary response to climatic change / Francisco Pulido and Peter Berthold -- Climate influences on avian population dynamics / Bernt-Erik Sæther, William J. Sutherland and Steinar Engen -- Importance of climate changes for the ranges, communities and conservation of birds / Katrin Böhning-Gaese and Nicole Lemoine -- The challenge of future research on climate change and avian biology / Anders P. Møller, Peter Berthold and Wolfgang Fiedler.