Volume 66 (80), Issue 1, 2021, ISSN 1224-6042

1. Codruța BADALUȚĂ-MINDA, Mihai HERBEI, The hydrological analysis of the catchment area and evaluation qualitative of water 5
2. Luminița Livia BȂRLIBA, Gabriel ELEȘ, Costel BȂRLIBA, Florin Cristian BȂRLIBA, Digitalization of Oțelu Roșu hydrographic basins by using topographic maps in analogic format 9
3. Luminița Livia BȂRLIBA, Gabriel ELEȘ, Florin Cristian BȂRLIBA, Costel BȂRLIBA, Topographic survey and stake out for the collective dwelling located in U.A.T. Timișoara 15
4. Ioana Alina CREȚAN, George Narcis PELEA, Evaluation of the waste management activity in the implementation process of the waste transfer stations in Romania 21
5. Ioan DAVID, Camelia ȘTEFĂNESCU, Mircea VIȘESCU, Reliability of modelling methods for simulation of napl lens spreading on groundwater table 27
6. Mihai HERBEI, Codruța BĂDĂLUȚĂ–MINDA, Estimation of the air temperature through statistical tools 33
7. Vasile MĂNĂILĂ, Albert Titus CONSTANTIN, Marie-Alice GHIȚESCU, Behavior of Săcele dam from Braşov County in period 03.2018 - 05.2020 39
8. Alin PĂTRĂȘCOIU, Albert Titus CONSTANTIN, Marie-Alice GHIȚESCU, Application of the condor statistical model in the case of the Clocotiș arched dam from Gorj County 47
9. George Narcis PELEA, Ioana Alina CREȚAN, Considerations on Local Water Sources for Agriculture. Case Study: Multiple Role Water Storage Basins 55
10.    Gheorghe ROGOBETE, Adia GROZAV, Intrusive igneous rocks deposits from the south-western of Romania, useful for constructions 61
11.    Ovidiu SÎRBU, Anca-Maria MOSCOVICI,Clara-Beatrice VÎLCEANU, Sorin HERBAN, Smartphone based mobile mapping for geospatial data acquisition 65
12.    Daniela Cristina UNTARU, Erika BEILICCI, Mihaela Ivona COJOCINESCU, Antonia Mariana PASC, Modernization and Rehabilitation of Secondary Irrigation Infrastructure Plot PPS10, Crivina - Vânju Mare, Mehedinți County 71
13.    Raluca VĂDUVA, Monica ISACU, Cristian STĂNILOIU, The importance of water safety and sanitation systems plans in flood vulnerable rural communities 77
14.    Marin ILCA, Teodor Eugen MAN, Robert BEILICCI, Mihaela COJOCINESCU, Implementation of an optimization project of an existing drainage system, in view of preparing the land for the establishment of a hazelnut plantation 81