Acknowledgments
The authors acknowledge the financial support of the
Portuguese Agency for Environment, and also FCT for the Ph.D
grants of I. Ribeiro (SFRH/BD/60370/2009), A. Fernandes (SFRH/
BD/86307/2012) and C. Gama (SFRH/BD/87468/2012), and the
post–doc grants of A. Monteiro (SFRH/BPD/63796/2009) and J.
Ferreira (SFRH/BPD/40620/2007) and H. Martins (SFRH/BPD/6874/
2009). The authors would like to acknowledge the financial support
of FEDER through the COMPETE Programme and the national funds
from FCT – Science and Technology Portuguese Foundation –
within project PEst–C/MAR/LA0017/2013 for the MAPLIA Project
(PTDC/AAG–MAA/4077/2012) and CLICURB project (EXCL/AAG–
MAA/0383/2012).