Sfoglia per Soggetto "ECOSYSTEMS"
Items 1-5 di 5
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Assessment of nutrients and heavy metals in the surface sediments of the artificially lake water reservoir Karla, Thessaly, Greece
(2015)In this research, the sediment quality of the recently reconstructed Lake Karla (central Greece) was evaluated by monitoring the nutrient loadings and heavy metal concentrations in 16 sites during the initial period of the ... -
Bacterioplankton growth on extracellular organic carbon from marine microalgal cultures
(2005)Marine bacterial growth on extracellular organic carbon (EOC) of Chlorella minutissima, Dimaliella tertiolecta and Chaetoceros gracilis was studied. EOC was retrieved after filtration of optimum growing algal cultures at ... -
Fish market prices drive overfishing of the 'big ones'
(2014)The relationship between fish market price and body size has not been explored much in fisheries science. Here, the mean market prices and fish body size were collected in order to examine the hypothesis that large fish, ... -
Fishing down, fishing through and fishing up: fundamental process versus technical details
(2011)Fishing through, fishing up (i.e. the observation that mean trophic levels [MTLs] of catches are increasing with time) and the question of agreement between MTL from catches and surveys have been used to question fishing ... -
A model supported interactive virtual environment for natural resource sharing in environmental education
(2013)This paper introduces a realistic 3D model supported virtual environment for environmental education, that highlights the importance of water resource sharing by focusing on the tragedy of the commons dilemma. The proposed ...