Ephemeral rivers, such as the Kuiseb, are from tremendous importance for the dependent ecosystems, economies and people that rely on its water resources. It is part of a unique landscape, which has formed under extreme conditions. Highly specialized, often endemic species were able to emerge. This study sets forth to consider in detail some of its unique features.
The Topnaar (≠Aonin) are an indigenous population living along the Kuiseb for centuries that has managed to practice agriculture in this very barren and hyper-arid landscape mainly by cultivating native, endemic plants. To emphasize this, the Ecosystem services model (MA [Millenium Ecosystem Assessment], 2005) was applied to identify and classify the ecosystem services offerd by the Kuiseb River. The study will also take a look at Namibias community-based natural resource management (CBNRM) which is one of the longest established payment for ecosystem services scheme of the world. Moreover, the Kuiseb Basin Management Committee (KBMC) will be considered, which strives to provide efficient and equitable access to water and sustainable use of related resources in the Kuiseb River basin.
Table of Contents
1. Introduction
2. Study area
2.1 Location and Landscape
2.2 Geology
2.3 Climate
2.4 Hydrology
3. Methods, classification, valuation and management
3.1 Payments for ecosystem services (PES)
3.1.1 Namibias community-based natural resource management (CBNRM) and the conservancy model
3.2 River Basin Management Committees
3.2.1 Water supply and the Kuiseb Basin Management Committee (KBMC)
4. Results and Discussion
4.1 Provisioning services
4.2 Regulating Services
4.3 Supporting Services
4.4 Cultural Services
5. Conclusion
Objectives and Themes
The objective of this research is to analyze the importance of the ephemeral Kuiseb River in Namibia, specifically focusing on its role as a linear oasis and the ecosystem services it provides to the environment, local economies, and indigenous populations. The study utilizes the Millennium Ecosystem Assessment model to classify these services while examining the effectiveness of community-based management and basin committees in ensuring sustainable water access.
- Analysis of the ephemeral Kuiseb River as a vital linear oasis
- Application of the Millennium Ecosystem Assessment framework for service classification
- Evaluation of Namibias community-based natural resource management (CBNRM)
- Examination of the role of the Kuiseb Basin Management Committee (KBMC)
- Discussion of water scarcity challenges and sustainable management strategies
Excerpt from the Book
3.1 Payments for ecosystem services (PES)
Considering a sustainable development, “Payments for ecosystem services (PES) programmes are widely recognized as novel and innovative mechanisms that seek to promote the conservation of biodiversity while simultaneously improving human livlihoods” (Naidoo et al., 2011: 445).
Wunder (2005) defines PES by using five criteria to describe its principle: “1. a voluntary transaction where 2. a well-defined environmental service [ES] (or a land-use likely to secure that service) 3. is being ‘bought’ by a (minimum one) ES buyer 4. from a (minimum one) ES provider 5. if and only if the ES provider secures ES provision (conditionality)” (Wunder, 2005: 3).
Important to mention is, that a PES scheme is only qualified if both parties, the buying and the selling of ecosystem service, agree to the voluntary basis of the transaction (Naidoo et al., 2011). There is a general distinction between three perspectives on PES (Farley & Costanza, 2010): The environmental economics approach, which gives priority to an efficient economy and tries to market ecosystem services (Engel et al., 2008). The ecological economics approach, which concentrates on fair distribution, economic effectivness and ecological sustainability and accepts wide range of non-market as well as market payment mechanisms (Muradian et al., 2010). A third perspective which refuses PES and the approach of ecosystem services as these approaches represent a commercialization of nature (Kosoy & Corbera, 2010).
Summary of Chapters
1. Introduction: This chapter highlights the rising global demand for water and Namibia's pioneering role in nature conservation, while identifying the Kuiseb River as an essential but vulnerable water source.
2. Study area: This section provides a detailed geographical, geological, and climatic overview of the Kuiseb River catchment, establishing the physical context of the research.
3. Methods, classification, valuation and management: This chapter outlines the theoretical framework for ecosystem services and introduces the management mechanisms of PES and Basin Management Committees.
4. Results and Discussion: This section classifies the specific ecosystem services of the Kuiseb River—provisioning, regulating, supporting, and cultural—and discusses the complexities of their valuation.
5. Conclusion: The concluding chapter summarizes the importance of the Kuiseb for desert life and stresses the necessity of integrated water management to mitigate future climate and developmental threats.
Keywords
Africa, arid environments, conservation, desert, ecosystem services, ephemeral river, management, Namibia, riparian forest, water, vegetation, sustainability, Kuiseb River, community-based management, biodiversity
Frequently Asked Questions
What is the core focus of this research?
The research explores the ecological and socioeconomic importance of the ephemeral Kuiseb River in Namibia, specifically how it serves as a linear oasis that sustains life and economic activities in a hyper-arid environment.
What are the primary thematic areas covered?
The main themes include ecosystem service classification, Namibian community-based natural resource management (CBNRM), the functions of river basin management committees, and the impacts of water scarcity on desert ecosystems.
What is the main objective of the study?
The primary objective is to highlight how the Kuiseb River provides essential resources and services to the environment and people, and to demonstrate how integrated management models can help ensure long-term sustainability.
Which scientific framework is utilized for the analysis?
The study applies the Millennium Ecosystem Assessment (MA) model to identify and classify the provisioning, regulating, supporting, and cultural services provided by the Kuiseb River system.
What does the main body of the text cover?
The main body examines the physical characteristics of the Kuiseb catchment (geology, climate, hydrology), defines payment systems for ecosystem services, and discusses how the KBMC facilitates collaborative water management.
Which keywords best describe this work?
Key terms include ephemeral river, Namibia, Kuiseb, ecosystem services, CBNRM, linear oasis, water management, biodiversity, and arid environment.
How does the Topnaar population interact with the river?
The indigenous Topnaar have lived along the Kuiseb for centuries, adapting their lifestyle to the river's vegetation, harvesting plants like the !Nara, and relying on the river's ecosystems as a crucial cultural heritage.
What is the role of the Kuiseb Basin Management Committee (KBMC)?
The KBMC acts as a multi-stakeholder body that aims to provide equitable access to water, involve the public in decentralized management, and resolve conflicts regarding resource usage in the river basin.
How do ephemeral floods impact the local ecosystem?
Erratic floods in the upper catchment are vital because they replenish alluvial aquifers, support riparian vegetation like Ana and Camelthorn trees, and maintain soil moisture in an otherwise hyper-arid region.
What is the primary threat to the Kuiseb River basin?
The primary threats include increasing coastal population growth, industrial development, and anthropogenic climate change, all of which place significant pressure on groundwater storage and aquifer health.
- Quote paper
- Luca Philipp (Author), 2020, The Importance of the Ephemeral Kuiseb River as Linear Oasis. Its Ecosystem Services For Namibia, Munich, GRIN Verlag, https://www.grin.com/document/1040525
