scholarly journals Towards sustainable community conservation in tropical savanna ecosystems: a management framework for ecotourism ventures in a changing environment

Author(s):  
Boycen Kumira Mudzengi ◽  
Edson Gandiwa ◽  
Never Muboko ◽  
Chiedza Ngonidzashe Mutanga

AbstractThe sustainability of ecotourism ventures under the Community Based Natural Resources Management in Zimbabwe is under stress due to environmental changes emanating from effects associated with socioeconomic factors, climate change and epidemic diseases. Using an in-depth analysis of the Mahenye ecotourism venture from the year 1982 to 2020 as a case study, this study sought to propose a management framework for ecotourism ventures in a changing environment by examining the sustainability of community conservation initiatives in Zimbabwe. Research methods included expert opinion from two natural resources governance academics, desktop research and authors’ experiences about Mahenye ecotourism venture. Results indicated that the Mahenye ecotourism venture has faced significant challenges but has been resilient to withstand the shocks such as population increase, exclusion of youths and women, climate change, hyperinflation, donor fatigue, reduced international ecotourist visitation and international hunting bans emanating from socioeconomic and political environmental changes. These shocks have a negative effect on the main elements of an ecotourism venture such as the wildlife resources, amenities, attraction, accessibility, management system, marketing, beneficiaries and linkages. The management framework highlights the interventions that can be made to enable ecotourism ventures in changing environments to remain sustainable. The interventions are promoting strong community cohesion, developing sustainable self-funding mechanisms, promoting multiple sources of income, carrying targeted environmental education programs, capacity building in managing ecotourism in periods of hyperinflation, improved marketing and offering a unique experience, promoting climate smart ecotourism, promoting domestic ecotourism visits, implementing effective feedback systems among stakeholders to decrease uncertainties and lobbying to have hunting bans removed.

Author(s):  
Nkemdilim Maureen Ekpeni ◽  
Amidu Owolabi Ayeni

This chapter examines both concept of global hazard and disaster and its management in the lights of its vulnerability. It categorized the different types of hazards and disasters and their components. From the research findings, it is observed that hazards and disaster are two sides of a coin. They occur at the interface between human systems and natural events in our physical environments. This chapter highlights that the major environmental changes driving hazards and vulnerability to disasters are climate change, land-use changes, and degradation of natural resources. After presenting a typology of disasters and their magnitude globally, management of disaster has transited from just being a “response and relief”-centric approach to a mitigation and preparedness approach.


2019 ◽  
pp. 1491-1512
Author(s):  
Nkemdilim Maureen Ekpeni ◽  
Amidu Owolabi Ayeni

This chapter examines both concept of global hazard and disaster and its management in the lights of its vulnerability. It categorized the different types of hazards and disasters and their components. From the research findings, it is observed that hazards and disaster are two sides of a coin. They occur at the interface between human systems and natural events in our physical environments. This chapter highlights that the major environmental changes driving hazards and vulnerability to disasters are climate change, land-use changes, and degradation of natural resources. After presenting a typology of disasters and their magnitude globally, management of disaster has transited from just being a “response and relief”-centric approach to a mitigation and preparedness approach.


Author(s):  
Prakash Upadhyay

Anthropology brings its core theoretical tenet that culture frames the way people perceive, understand, experience, and respond to key elements of the worlds which they live in. This framing is grounded in systems of meanings and relationships that mediate human engagements with natural phenomena and processes including climate change. Anthropology’s potential contributions to natural resources, climate and global warming researches are the description and analysis of the mediating layers of cultural meanings, norms and social practices, which cannot be easily incarcerate by methods of other disciplines. There are vital key contributions that anthropology can bring to understandings of climate change. The foremost is awareness to the cultural values and political relations that shape the production and interpretation of climate change knowledge and shape the basis of responses to ongoing environmental changes as ecological colonialism. Anthropological knowledge is holistic –referring to the study of the whole of the human condition: past, present, and future; biology, society, language, and culture. Climate change is ultimately about culture, for in its wake, more and more of the intimate human-environment relations, fundamental to the world’s cultural diversity. Anthropological lens cram to learn about human significance of climate change by studying the manner and the knowledge system of people in different cultures and communities to understand to the new threats of climate change, global warming and the local responses to tackle the menace. Through anthropological lenses on the scale of global geopolitics, anthropologists perceive the causes and effects of climate change to be about people and their life, survival, power, ethics and morals, environmental costs and justice, and cultural and spiritual endurance with a perception Raise Your Voice Not Sea Level. DOI: http://dx.doi.org/10.3126/ctbijis.v2i1.10815   Crossing the Border: International Journal of Interdisciplinary Studies Vol.2(1) 2014: 75-92


Author(s):  
Jérémie Gilbert

This chapter focuses on the connection between the international legal framework governing the conservation of natural resources and human rights law. The objective is to examine the potential synergies between international environmental law and human rights when it comes to the protection of natural resources. To do so, it concentrates on three main areas of potential convergence. It first focuses on the pollution of natural resources and analyses how human rights law offers a potential platform to seek remedies for the victims of pollution. It next concentrates on the conservation of natural resources, particularly on the interconnection between protected areas, biodiversity, and human rights law. Finally, it examines the relationship between climate change and human rights law, focusing on the role that human rights law can play in the development of the current climate change adaptation and mitigation frameworks.


Rice ◽  
2021 ◽  
Vol 14 (1) ◽  
Author(s):  
Yun-Hung Kuang ◽  
Yu-Fu Fang ◽  
Shau-Ching Lin ◽  
Shin-Fu Tsai ◽  
Zhi-Wei Yang ◽  
...  

Abstract Background The impact of climate change on insect resistance genes is elusive. Hence, we investigated the responses of rice near-isogenic lines (NILs) that carry resistance genes against brown planthopper (BPH) under different environmental conditions. Results We tested these NILs under three environmental settings (the atmospheric temperature with corresponding carbon dioxide at the ambient, year 2050 and year 2100) based on the Intergovernmental Panel on Climate Change prediction. Comparing between different environments, two of nine NILs that carried a single BPH-resistant gene maintained their resistance under the environmental changes, whereas two of three NILs showed gene pyramiding with two maintained BPH resistance genes despite the environmental changes. In addition, two NILs (NIL-BPH17 and NIL-BPH20) were examined in their antibiosis and antixenosis effects under these environmental changes. BPH showed different responses to these two NILs, where the inhibitory effect of NIL-BPH17 on the BPH growth and development was unaffected, while NIL-BPH20 may have lost its resistance during the environmental changes. Conclusion Our results indicate that BPH resistance genes could be affected by climate change. NIL-BPH17 has a strong inhibitory effect on BPH feeding on phloem and would be unaffected by environmental changes, while NIL-BPH20 would lose its ability during the environmental changes.


Diversity ◽  
2021 ◽  
Vol 13 (6) ◽  
pp. 243
Author(s):  
Javier Alcocer ◽  
Luis A. Oseguera ◽  
Diana Ibarra-Morales ◽  
Elva Escobar ◽  
Lucero García-Cid

High-mountain lakes are among the most comparable ecosystems globally and recognized sentinels of global change. The present study pursued to identify how the benthic macroinvertebrates (BMI) communities of two tropical, high mountain lakes, El Sol and La Luna, Central Mexico, have been affected by global/regional environmental pressures. We compared the environmental characteristics and the BMI communities between 2000–2001 and 2017–2018. We identified three principal environmental changes (the air and water temperature increased, the lakes’ water level declined, and the pH augmented and became more variable), and four principal ecological changes in the BMI communities [a species richness reduction (7 to 4), a composition change, and a dominant species replacement all of them in Lake El Sol, a species richness increase (2 to 4) in Lake La Luna, and a drastic reduction in density (38% and 90%) and biomass (92%) in both lakes]. The air and water temperature increased 0.5 °C, and lakes water level declined 1.5 m, all suggesting an outcome of climate change. Contrarily to the expected acidification associated with acid precipitation, both lakes deacidified, and the annual pH fluctuation augmented. The causes of the deacidification and the deleterious impacts on the BMI communities remained to be identified.


Geosciences ◽  
2021 ◽  
Vol 11 (2) ◽  
pp. 43
Author(s):  
Stella M. Moreiras ◽  
Sergio A. Sepúlveda ◽  
Mariana Correas-González ◽  
Carolina Lauro ◽  
Iván Vergara ◽  
...  

This review paper compiles research related to debris flows and hyperconcentrated flows in the central Andes (30°–33° S), updating the knowledge of these phenomena in this semiarid region. Continuous records of these phenomena are lacking through the Andean region; intense precipitations, sudden snowmelt, increased temperatures on high relief mountain areas, and permafrost degradation are related to violent flow discharges. Documented catastrophic consequences related to these geoclimatic events highlight the need to improve their understanding in order to prepare the Andean communities for this latent danger. An amplified impact is expected not only due to environmental changes potentially linked to climate change but also due to rising exposure linked to urban expansion toward more susceptible or unstable areas. This review highlights as well the need for the implementation of preventive measures to reduce the negative impacts and vulnerability of the Andean communities in the global warming context.


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