|
|
|
|
|
Katarzyna Kubiak-Wójcicka and Sylwia Machula
The study aims to estimate the amount of available renewable water resources in Poland in the years 1999?2018 and the extent of their use by various sectors of the national economy at the national and regional levels. In the study period, the selected me...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zuzana Balounová, Eva Pechou?ková, Josef Rajchard, Vít Joza, Jan ?inko
Pectinatella magnifica (Leidy 1851) is an invasive freshwater colonial animal belonging to the phylum Bryozoa. It is native to the area east of the Mississippi River, from Ontario to Florida. Currently it occurs throughout North America and the first rec...
ver más
|
|
|
|
|
|
|
|
|
|
|
|
Bernd Spänhoff, Roland Dimmer, Holm Friese, Steve Harnapp, Frank Herbst, Kerstin Jenemann, Antje Mickel, Sylvia Rohde, Michaela Schönherr, Katrin Ziegler, Karin Kuhn and Uwe Müller
The Federal State of Saxony (Germany) transposed the EU Water Framework Directive into state law, identifying 617 surface water bodies (rivers and streams) for implementation of the water framework directive (WFD). Their ecological status was classified ...
ver más
|
|
|
|
|
|
|
|
|
|
|
|
Miguel Ayuso
Pág. Págs. 11 - 22
Cristiandad o Europa El título de una de las obras más famosas de Novalis, Christenheit oder Europa, y que ha sido objeto de aproximaciones plurales y -en ocasiones- contradictorias, es un buen punto de partida para la discusión a cuyo esclarecimiento q...
ver más
|
|
|
|
|
|
|
|
|
|
|
Beckel, I. Hanak, M.
Pág. 22 - 27
|
|
|
|
|
|
|
|
|
|
|
|
|
Oder, RR - Jamison, RE - Brandner, ED
Pág. 47 - 51
|
|
|
|
|
|