| Efficiency of waste clinker ash and iron oxide tailings for phosphorus removal from tertiary wastewater: batch studies TV Sima, MW Letshwenyo, L Lebogang Environmental Technology & Innovation 11, 49-63, 2018 | 30 | 2018 |
| Phosphorus removal from secondary wastewater effluent using copper smelter slag MW Letshwenyo, TV Sima Heliyon 6 (6), 2020 | 19 | 2020 |
| Investigating waste rock, tailings, slag and coal ash clinker as adsorbents for heavy metals: Batch and column studies D Letina, WM Letshwenyo Physics and Chemistry of the Earth, Parts A/B/C 105, 184-190, 2018 | 18 | 2018 |
| Household solid waste generation and composition: a case study in Palapye, Botswana R Dikole, MW Letshwenyo Scientific Research Publishing Inc., 2020 | 17 | 2020 |
| Investigation of water treatment sludge from drinking water treated with Zetafloc 553I coagulant for phosphorus removal from wastewater Letshwenyo MW Journal of Environmental Management 282, 2021 | 14 | 2021 |
| Performance evaluation of waste stabilisation ponds OP Gopolang, MW Letshwenyo Scientific Research Publishing Inc., 2018 | 14 | 2018 |
| Accumulation of heavy metals and bacteriological indicators in spinach irrigated with further treated secondary wastewater MW Letshwenyo, G Mokokwe Heliyon 6 (10), 2020 | 13 | 2020 |
| Water quality index of waste stabilisation ponds and downstream of discharge point OP Gopolang, MW Letshwenyo Scientific Research Publishing Inc., 2019 | 10 | 2019 |
| Utilisation of cement brick waste as low cost adsorbent for the adsorptive removal of copper, nickel and iron from aqueous solution: Batch and column studies LMW Mokokwe G Physics and Chemistry of the Earth, Parts A/B/C, 2022 | 9 | 2022 |
| Generation and composition of municipal solid waste: case study, extension 7, Palapye, Botswana MW Letshwenyo, D Kgetseyamore SN Applied Sciences 2, 1-8, 2020 | 8 | 2020 |
| Investigation of clay brick waste for the removal of copper, nickel and iron from aqueous solution: Batch and fixed - bed column studies M Letshwenyo Heliyon, 2022 | 7 | 2022 |
| Evaluation of waste stabilisation pond units for treating domestic wastewater KE MW Letshwenyo, S Thumule Water and Environment Journal, 2020 | 7* | 2020 |
| Assessment of roughing and slow sand filter modified with slag and clinker ash for removal of microorganisms from secondary effluent MW Letshwenyo, L Lebogang Environmental Technology, 2019 | 7 | 2019 |
| Phosphorus and sulphates removal from wastewater using copper smelter slag washed with acid M Letshwenyo, G Mokokwe SN Applied Sciences 3, 2021 | 6 | 2021 |
| Accumulation of heavy metals and bacteriological indicators in carrots and okra irrigated with tertiary wastewater MW Letshwenyo Environmental Quality Management, 2021 | 4 | 2021 |
| Investigation of water treatment sludge for the treatment of saline water: Batch studies MW Letshwenyo, K Machola, G Mokokwe Heliyon 9 (4), 2023 | 3 | 2023 |
| Performance evaluation of desludged and upgraded waste stabilisation ponds: A case study, Botswana L MW Journal of Water Process Engineering 44, 2021 | 3 | 2021 |
| A survey on management of upstream land use and its impact on downstream water quality parameters W Patella, RS Jamisola, MW Letshwenyo, AM Nagayo Journal of Computational Innovations and Engineering Applications, 2017 | 2 | 2017 |
| Impact of Climate Variability on Rainfall Characteristics in the Semi-Arid Shashe Catchment (Botswana) from 1981–2050 RG Matenge, BP Parida, MW Letshwenyo, G Ditalelo Earth 4 (2), 398-441, 0 | 2* | |
| Pilot scale investigation on the removal of pollutants from secondary effluent to meet Botswana irrigation standards using roughing and slow sand filters MW Letshwenyo, L Lebogang International Journal of Environmental and Ecological Engineering 12 (5 …, 2018 | 1 | 2018 |
