1. Hydrochemical evaluation of groundwater quality of the Tista floodplain, Rangpur, Bangladesh

   • Sudip Saha
   • A. H. M. Selim Reza
   • Mrinal Kanti Roy

   Original Article Open access 29 October 2019 Article: 198

   

2. Pollution mapping in the urban segment of a tropical river: is water quality index (WQI) enough for a nutrient-polluted river?

   • Kashifa Iqbal
   • Shamshad Ahmad
   • Venkatesh Dutta

   Original Article Open access 25 October 2019 Article: 197

   

3. Groundwater vulnerability assessment with using GIS in Hamadan–Bahar plain, Iran

   • Balal Oroji

   Original Article Open access 25 October 2019 Article: 196

   

4. Experimental study of flow pattern and sediment behavior near the intake structures using the spur dike and skimming wall

   • Amir Moradinejad
   • Mojtaba Saneie
   • Seyed Mahyar Zamanieh Shahri

   Original Article Open access 25 October 2019 Article: 195

   

5. Use of redox mediators for the enhanced degradation of selected nitrophenols

   • Mohammed Yaseen
   • Basavaraju Manu
   • H. S. Govardhanaswamy

   Original Article Open access 24 October 2019 Article: 194

   

6. Water source quality testing in Gezira State, Sudan, using the compartment bag test

   • Eltigani Bashier Abdelgalili
   • Mohamadani Ahmed
   • Potgieter Natasha

   Original Article Open access 22 October 2019 Article: 193

   

7. Study of the management efficiency of the drinking water supply in arid areas: case of Bechar city (southwest of Algeria)

   • Mohammed Amin Kendouci
   • Ali Bendida
   • Benali Kharroubi

   Original Article Open access 21 October 2019 Article: 192

   

8. Assessment of natural groundwater physico-chemical properties in major industrial and residential locations of Lagos metropolis

   • Lekan Taofeek Popoola
   • Adeyinka Sikiru Yusuff
   • Tajudeen Adejare Aderibigbe

   Original Article Open access 17 October 2019 Article: 191

   

9. Error analysis of adsorption isotherm models for penicillin G onto magnesium oxide nanoparticles

   • Somayeh Rahdar
   • Abbas Rahdar
   • Shahin Ahmadi

   Original Article Open access 17 October 2019 Article: 190

   

10. Functionalized coconut husks for rhodamine-B dye sequestration

    • Olugbenga Solomon Bello
    • Kayode Adesina Adegoke
    • Olasunkanmi Seun Lameed

    Original Article Open access 17 October 2019 Article: 189

    

11. Sediment distribution pattern and environmental implications of physico-chemical characteristics of the Akkulam-Veli Lake, South India

    • Rayees Ahmad Shah
    • Hema Achyuthan
    • Mohammd Rafiq

    Original Article Open access 16 October 2019 Article: 188

    

12. Morphology analysis of hexavalent chromium reduction to trivalent chromium with syrup under different pH conditions

    • Zi-Fang Chen
    • Xu Guan
    • Yong-Sheng Zhao

    Original Article Open access 16 October 2019 Article: 187

    

13. Shear force estimation in rough boundaries using SVR method

    • Zohreh Sheikh Khozani
    • Hossein Hosseinjanzadeh
    • Wan Hanna Melini Wan Mohtar

    Original Article Open access 16 October 2019 Article: 186

    

14. Characterization of pharmaceuticals industrial effluent using GC–MS and FT-IR analyses and defining its toxicity

    • Vineeta Kumari
    • A. K. Tripathi

    Original Article Open access 16 October 2019 Article: 185

    

15. Evaluation of groundwater potentials of Orogun, South–South part of Nigeria using electrical resistivity method

    • Sixtus Nwachukwu
    • Rasaq Bello
    • Ayomide O. Balogun

    Original Article Open access 16 October 2019 Article: 184

    

16. The wastage of the cotton stalks (Gossypium hirsutum L.) as low-cost adsorbent for removal of the Basic Green 5 dye from aqueous solutions

    • Elchin O. Akperov
    • Oktay H. Akperov

    Original Article Open access 16 October 2019 Article: 183

    

17. Biosorption of lanthanum and samarium by chemically modified free Bacillus subtilis cells

    • Ellen C. Giese
    • Caio S. Jordão

    Original Article Open access 16 October 2019 Article: 182

    

18. Utilization of a novel activated carbon adsorbent from press mud of sugarcane industry for the optimized removal of methyl orange dye in aqueous solution

    • Dominic Justine G. Rondina
    • Deanne V. Ymbong
    • Renato O. Arazo

    Original Article Open access 15 October 2019 Article: 181

    

19. Investigation of monthly and seasonal changes of methane gas with respect to climate change using satellite data

    • Safieh Javadinejad
    • Saied Eslamian
    • Kaveh Ostad-Ali-Askari

    Original Article Open access 15 October 2019 Article: 180

    

20. Naturally occurring radon assessment in Al-Rustumia wastewater treatment plant

    • Sahar A. Amin
    • Rana R. Al-Ani

    Original Article Open access 14 October 2019 Article: 179

    

21. Controlling Lyngbya wollei in three Alabama, USA reservoirs: summary of a long-term management program

    • Wesley T. Anderson
    • Josh N. Yerby
    • C. Todd Horton

    Original Article Open access 14 October 2019 Article: 178

    

22. Geophysical characterization and hydraulic properties of unconsolidated floodplain aquifer system in Wamako area, Sokoto State, north-western Nigeria

    • O. A. Akinbiyi
    • M. A. Oladunjoye
    • O. Oyedeji

    Original Article Open access 14 October 2019 Article: 177

    

23. Spring water quality assessment using water quality index in villages of Barwari Bala, Duhok, Kurdistan Region, Iraq

    • Hajar Ameen Ameen

    Original Article Open access 14 October 2019 Article: 176

    

24. Zirconia nanoparticle-modified graphitic carbon nitride nanosheets for effective photocatalytic degradation of 4-nitrophenol in water

    • Mohanna Zarei
    • Jamil Bahrami
    • Mohammad Zarei

    Original Article Open access 14 October 2019 Article: 175

    

25. Potential of dust emission resources using small wind tunnel and GIS: case study of Bakhtegan playa, Iran

    • Siroos Karimzadeh
    • Mohammad Mehdi Taghizadeh

    Original Article Open access 14 October 2019 Article: 174

    

26. Kinetic and equilibrium studies of biosorption of M(II) (M = Cu, Pb, Ni, Zn and Cd) onto seaweed Posidonia oceanica fibers

    • Wassila Boulaiche
    • Badreddine Belhamdi
    • Mohamed Trari

    Original Article Open access 14 October 2019 Article: 173

    

27. Adsorption isotherm and thermodynamic studies of As(III) removal from aqueous solutions using used cigarette filter ash

    • Pezhman Zein Al-Salehin
    • Farid Moeinpour
    • Fatemeh S. Mohseni-Shahri

    Original Article Open access 14 October 2019 Article: 172

    

28. Response surface methodology for the optimization of acid dye adsorption onto activated carbon prepared from wild date stones

    • Lamia Brahmi
    • Farida Kaouah
    • Mohamed Trari

    Original Article Open access 14 October 2019 Article: 171

    

29. Comparison of the experimental results with the Langmuir and Freundlich models for copper removal on limestone adsorbent

    • Thair Sharif Khayyun
    • Ayad Hameed Mseer

    Original Article Open access 14 October 2019 Article: 170

    

30. Hydrochemical characterization of shallow and deep groundwater in Basement Complex areas of southern Kebbi State, Sokoto Basin, Nigeria

    • Saadu Umar Wali
    • Kabiru Jega Umar
    • Safiyanu Garba Yauri

    Original Article Open access 04 October 2019 Article: 169