Chemical structures of several urinary reproductive pheromones in fish have been identified, and their role in the chemical communication of reproductive condition is well characterized. On the contrary, the role of chemical communication in signalling of social/territorial status in fish is poorly understood. Fathead minnows are an example of a fish species whose life history traits appear con...

OBJECTIVES We have estimated tuberculosis (TB)-related expenditures by governments and other third parties in Canada in 2004, in order to compare spending on different activities, by various jurisdictions, and in different regions. METHODS To ascertain health system costs (including public health costs), a self-administered questionnaire was completed by all federal, provincial, and territori...

This study develops a methodology to assess the energy transition’s territorial, ecological and material impacts on regions. As case study, is applied Cantabrian-Mediterranean Bioregion, geographical area constituting eight autonomous communities located in north of Spain. Two demand scenarios for 2030 2050 were assessed. The scenario based Spanish government’s planning, constitutes net-zero em...