scholarly journals INTERACTIVE METHODS OF TRAINING IN SUSTAINABLE WASTE MANAGEMENT

2021 ◽  
Vol 2 ◽  
pp. 81-86
Author(s):  
Bogdan Nikolov ◽  
Slaveya Petrova ◽  
Vanya Naydenova ◽  
Delka Karagyozova-Dilkova

Environmental education addresses the most common and current environmental problems as they could lead to a serious ecological misbalance on Earth. One of them is associated with a huge amount of waste, the need for sustainable management and recovery. For this reason, the topic of sustainable waste management needs to be included in the process of environmental education, to be based on an interdisciplinary approach, to start from an early age and be embedded not only in school curricula but also in extra-curricular activities, to be conducted systematically and methodologically provided. This paper presents an interactive model for training in sustainable waste management through an activity approach that could be successfully applied in some extra-curricular activities. Didactic instruments have been developed in the course of a project funded by the University of Plovdiv, aiming to enhance the ecological competencies of both pupils (11-13 years’ age) and students (pre-teachers in Biology).  The thematic content included four themes: Waste definition and classification, Waste treatment, the Recycling process, and the Composting process. Learning activities and the expected results of the training are defined for each theme. The innovative model of training in sustainable waste management includes four of the most popular interactive educational methods:   research-based education, problem-based education, game-based education, and project learning. Worksheets have been developed for all activities, and the thematic content was structured following environmental topics, enabling environmental education through a proactive approach. In order to assess the effectiveness of the interactive methodology, two questionnaires (pre-test and post-test) were developed. Each one consisted of 15 questions allowing the analysis of the environmental competencies of pupils (knowledge, attitude and behavior construct), as well as the attitudes, habits and behavior of both children and their families to the problem of sustainable waste management. The first questionnaire was made before the training in order to determine the entry-level of knowledge and competencies, while the second one was conducted after the training in order to evaluate the competencies’ enhancement. The experimental trainings conducted (2019-2020) show that these models for training in sustainable waste management, based on the constructivist approach, lead to a significant increase of pro-ecological behavior and can be successfully implemented in the education process. According to the knowledge construct, we found that the working hypothesis was confirmed for 80.2% of the pupils (χ2 = 2.043, p <0.05). Based on the attitude construct, we found that the working hypothesis was confirmed for 46.7% of the pupils (χ2 = 1.205, p <0.05). In the behavior construct, the working hypothesis was confirmed for almost 23% of the pupils who had not had long-term habits for nature conservation and rational use of resources before the time of training (χ2 = 0.383, p <0.05). This was the construct with the lowest positive change from the three studied.

Author(s):  
Rawshan Ara Begum ◽  
Sofia Ehsan

With rapid population growth and urbanization around the world, waste generation (solid, liquid, and gaseous) is increasing. Waste management is a critical factor in ensuring human health and environmental protection, which is a major concern of both developing and developed countries. Waste management systems and practices, including collection, transport, treatment, and disposal, vary between developed and developing countries or even urban and rural areas. In response, economic models have been developed to help decision-makers choose the most efficient mix of policy levers to regulate solid waste and recycling activities. The economic models employ different kinds of data to estimate the factors that contribute to solid waste generation and recycling, and to estimate the effectiveness of the policy options employed for waste management and disposal. Thus, economic analysis plays a crucial role in the proper and efficient management of solid waste, and leads to significant developments in the field of environmental economics to reflect the costs of pollution related to waste, measure the environmental benefits of waste management, find cost-efficient solutions, and shape policies for environmental protection and sustainable development. Economic assessment and cost-benefit analysis help to determine optimal policies for efficient use of resources and management of waste problems to achieve sustainable waste management, especially in developing and least developed countries. Crucial challenges include issues such as the limits of waste hierarchy, integration of sustainable waste management, public-private cooperation, and linear versus circular economy.


2018 ◽  
Vol 2 (1) ◽  
pp. 33
Author(s):  
Abd Rachim AF,

One of the environmental problems in urban areas is the pollution caused by garbage. The waste problem is caused by various factors such as population growth, living standards changes, lifestyles and behavior, as well as how the waste management system. This study aims to determine how the role of society to levy payments garbage in Samarinda. This research was descriptive; where the data is collected then compiled, described and analyzed used relative frequency analysis. The participation of the public to pay a "levy junk", which stated to pay 96.67%, for each month and the rates stated society cheap, moderate and fairly, respectively 46.08%, 21.21%, 21.04%. Base on the data , the role of the community to pay "levy junk" quite high.


Author(s):  
Arpana Pandit ◽  
Yoshinori Nakagawa ◽  
Raja Rajendra Timilsina ◽  
Koji Kotani ◽  
Tatsuyoshi Saijo

Author(s):  
V.R. Sankar Cheela ◽  
Ved Prakash Ranjan ◽  
Sudha Goel ◽  
Michele John ◽  
Brajesh Dubey

2021 ◽  
Vol 13 (6) ◽  
pp. 3379 ◽  
Author(s):  
Daniel Hoehn ◽  
Jara Laso ◽  
María Margallo ◽  
Israel Ruiz-Salmón ◽  
Francisco José Amo-Setién ◽  
...  

There is a growing debate surrounding the contradiction between an unremitting increase in the use of resources and the search for environmental sustainability. Therefore, the concept of sustainable degrowth is emerging aiming to introduce in our societies new social values and new policies, capable of satisfying human requirements whilst reducing environmental impacts and consumption of resources. In this framework, circular economy strategies for food production and food loss and waste management systems, following the Sustainable Development Goals agenda, are being developed based on a search for circularity, but without setting limits to the continual increase in environmental impacts and resource use. This work presents a methodology for determining the percentage of degrowth needed in any food supply chain, by analyzing four scenarios in a life cycle assessment approach over time between 2020 and 2040. Results for the Spanish case study suggested a degrowth need of 26.8% in 2015 and 58.9% in 2040 in order to achieve compliance with the Paris Agreement targets, highlighting the reduction of meat and fish and seafood consumption as the most useful path.


2021 ◽  
Vol 13 (12) ◽  
pp. 6646
Author(s):  
Frederick Ahen ◽  
Joseph Amankwah-Amoah

The need for green business practices and green innovations underscores a growing recognition that climate change is now an existential threat not just to population health but also to the survival of businesses that are unable to embrace green practices with a sense of urgency. This paper contributes to the literature on market violence as an inhibitor of green innovations for sustainable waste management to curb the unneeded health effects of wastes in Africa. Our purpose is to problematize received wisdom, unquestioned assumptions, and incorrect diagnosis of the sources and health consequences of various forms of wastes in Africa. Much of the discourse on this issue remains ahistorical, and that risks leaving aside a vital question of exploitative extraction. By including this ‘out-of-the-box’ explanation through major case references, we are able to shed light on the critical issues that have hitherto received limited attention, thus enabling us to propose useful research questions for future enquiries. We propose a framework that delineates the structural composition of costs imposed by market violence that ranges from extraction to e-waste disposal. We advocate for the engineering of policies that create conditions for doing more with less resources, eliminating waste, and recycling as crucial steps in creating sustainable waste management innovations. Additionally, we highlight a set of fundamental issues regarding enablers and inhibitors of sustainable innovations and policies for waste management worth considering for future research. These include programmed obsolescence, irresponsible extraction, production, and consumption, all seen through the theoretical lens of market violence.


2021 ◽  
Vol 13 (13) ◽  
pp. 7132
Author(s):  
Joseph Amankwah-Amoah ◽  
Frederick Ahen

In this Editorial, we synthesise the articles in the Special Issue with unique insights into sustainable waste management innovations and sustainable business practices [...]


2021 ◽  
Author(s):  
shinta mailina

Environmental education aims to attract people's interest in paying attention toenvironmental functions, how to manage the environment and protect the environment.Developing knowledge about the importance of the environment is the first step in the formationof an environmentally friendly society. Through knowledge and awareness, positive values andattitudes will emerge to make lifestyle adjustments that will reduce the burden on the environment(Ramadhan et al 2019). Sukma &amp; Azrianti (2020) said that character education is very importantto be instilled since students are still in elementary school. The diversity of characters and habitsof students at school who come from different family backgrounds is very influential and can evencause bad things in the character of the child. Several cases state that students' attitudes areinfluenced by the surrounding environment or family environment, in addition, the finding of somestudents who often experience confusion in translating their local language into Indonesian is aform that the environment greatly affects Indonesian language learning (Ikhlasani &amp; Ramadhan2021). Therefore, it is important to develop knowledge about the environment, environmentalawareness and behavior change towards the environment (Ramadhan et al, 2019).


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