Browsing by Author "Wolski, Piotr"
Now showing items 1-5 of 5
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Abiotic and biotic factors influencing the mobility of arsenic in groundwater of a through-flow island in the Okavango Delta, Botswana
Mladenov, Natalie; Wolski, Piotr; Hettiarachchi, Ganga M.; Murray-Hudson, Michael; Enriquez, Hersy; Damaraju, Sivaramakrishna; Galkaduwa, Madhubhashini B.; McKnight, Diane M.; Masamba, Wellington (Elsevier, https://www.elsevier.com, 2014-10-10)The Okavango Delta of Botswana is a large arid-zone wetland comprising 20,000 km2 of permanent and seasonal floodplains and over 100,000 islands. It has been shown that island groundwater can have very high dissolved arsenic ... -
Disaggregating hydroperiod: components of the seasonal flood pulse as drivers of plant species disribution in floodplains of a tropical wetland
Murray-Hudson, Michael; Wolski, Piotr; Murray-Hudson, Frances; Brown, Mark T.; Kashe, Keotshephile (Springer Link, http://link.springer.com/article/10.1007/s13157-014-0554-x#, 2014-06-22)Wetland hydroperiod consists of different components, including frequency, duration and depth. A significant proportion of the seasonally flood-pulsed Okavango Delta is inundated for part of each year. Variation in ... -
Ethno-meteorology and scientific weather forecasting: small farmers and scientists’ perspectives on climate variability in the Okavango Delta, Botswana
Kolawole, Oluwatoyin D.; Wolski, Piotr; Ngwenya, Barbara; Mmopelwa, Gagoitseope (Elsevier, http://www.elsevier.com/, 2014-09-03)Recent trends in abrupt weather changes continue to pose a challenge to agricultural production most especially in sub-Saharan Africa. The paper specifically addresses the questions on how local farmers read and predict ... -
Responding to climate change through joint partnership: insights from the Okavango Delta in Botswana
Kolawole, Oluwatoyin Dare; Wolski, Piotr; Ngwenya, Barbara; Mmopelwa, Gagoitseope; Olekae, Thakadu (Emerald, www.emeraldinsight.com, 2014)Purpose: Climate change continues to pose a serious challenge to mankind. Given their socio-economic and vulnerable situations, resource-poor farmers will be hard hit and likely to be the most affected group in Africa – ... -
The role of vegetation in the Okavango Delta silica sink
Struy, Eric; Mosimane, Keotshephile; Van Pelt, Dimitri; Hudson, Mike Murray; Meire, Patrick; Frings, Patrick; Wolski, Piotr; Schaller, Jörg; Schoelynck, Jonas; Conley, Daniel J.; Gondwe, Mangaliso J. (Springer Link; https://link.springer.com, 2014-12-16)We assessed the role of vegetation and hydrology in the Si cycle in the Okavango Delta. Our results show a large storage of biogenic Si (BSi) in vegetation and the sediments. The biological storage is among the highest ...