An Environmental Integrated Management System for Electronic Waste inside Enterprises | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
International Journal of Sustainable Development and Science | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Article 15, Volume 1, Issue 1, January 2018, Page 1-19 PDF (562.7 K) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Abstract | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Increasing of the electronic waste all over the world is related to the rapid growing of information and communication technology. Electronic waste contains highly toxic substances and improper handling for this kind of waste will cause several impacts on human health and environment. Management of electronic waste is still in its initial phase in different developing countries. Aim of the study: Absence of specific guideline and strategy about managing of electronic waste inside different enterprises leads to develop an evidence-based integrated environmental system for management of electronic waste by using an Evidence Based Practice (EBP) methodology. This integrated system covers all aspects related to the management of electronic waste This system can be used as a guideline by the officials and responsible staff in different enterprises for managing of electronic waste in proper manner to safeguard the human health and environment from the negative impacts that generated from electronic waste. | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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E-waste; types of e-waste; evidence based practice and waste management | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Introduction The electronic waste is commonly known as e-waste, waste electrical and electronic equipment (WEEE) or end of life (EOL) electronics which means waste that have finished their useful lives (1).Generation of large quantities of e-waste annually leads to increases the attention on how e-waste is generated, handled and the effective ways to prevent its negative impacts to human health and environment.
Effect of e-waste on environment In developing countries, the lack of suitable infrastructure and legislation related to this type of hazardous waste are the most important challenges to manage of electronic waste. Disposing of this waste is occurred by burning it in open air or dumping into surface water bodies. Also, improper recycling practices are highly polluting. All these practices lead to contamination of air and migration of contaminants to the water bodies (2).
Effect of e-waste on human health This waste contains toxic substances such as lead that damage nervous system, blood system, kidney and reproductive system in human, cadmium compounds bioaccumulate and damage kidney, liver and cause prostate cancer, mercury cause problems to various organs including brain and kidney. Potent pollutants such as polychlorinated biphenyls (PCBs) which known as neurotoxicants, chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs) and brominated flame retardants may damage reproductive system , liver, and kidney also act as the main reason for cancer (3).
Evidence based practice (EBP) Evidence based practice (EBP) is a problem – solving approach to delivery e-waste management system that integrates the best evidence from studies within an efficient and acceptable manner (4). This methodology is adopted to establish strategies to increase electronic waste management via a systematic review and critical appraisal of the published literature by applying sequential phases to design the best integrated management system for e-waste with completed criteria.
Electronic waste is becoming a major threat to the environment , it creates a need to realize the importance of managing e-waste and implementing a comprehensive policy on electronic waste management inside different enterprises that generate this type of waste.
Methodology
Evidence based practice (EBP): The integrated management system for e-waste was developed according to process of evidence- based practice. Actually the criteria of the Scottish Intercollegiate Guidelines Network (SIGN) 2008 and the American Academy of Neurology 2004 for developing guidelines were adopted (5).
This methodology was adopted in this research via sequential phases: Phase one: Stating search questions: Fifteen search questions were constructed by using the PICO principle (P =population, I= indicators, C= comparison, O= outcome) (6).
Phase two: Searching for the related evidence: A literature search was undertaken to identify potentially relevant evidence to develop the intended evidence-based e-waste management system. A set of primary and secondary researches and evidence-based guidelines of waste management was reviewed. Review of the literature was conducted from electronic bibliographic database. The searched bibliographic database is illustrated in Box 1. Searched bibliographic database
The numbers of obtained documents were 303 studies; studies that include management of e-waste outside the enterprises were excluded. These documents included systematic reviews of randomized trials, cohort studies, and cross sectional, case-control studies, expert opinion and guidelines management for managing of e-waste. Phase three: Evaluation of evidence: The retrieved studies were appraised by two members of the development group according to the Generic Appraisal Tool for Epidemiology (GATE, 2001)(7). The GATE included two main steps to evaluate evidence, namely; study validity rating, and determination level of evidence. First step: study validity rating All primary studies and reviews addressing the relevant topic were appraised by using GATE checklist that was appropriate to the study design, and then were individually rated for internal validity using Second step: determination level of evidence: The study design is assigned by numerical prefix using the (GATE) system below then each study is assigned to a level of evidence Phase four: Formulation of integrated management system for e-waste drafts: A draft of the integrated management system for e-waste was formulated and redrafted three times before the final approved format. Phase five: Stating the guideline' recommendations according to the Scottish Intercollegiate Guideline Network (SIGN) System (2008)(5).
Results and discussion
Integrated management system for e- waste that developed at the present study which composed of main nine sections:
Each enterprise should be classified their e-waste. This section describes the main categories of e-waste. Ten categories of electronic equipment were covered by WEEE Directive (8). The main categories: large household appliances - small household appliances – information technology and telecommunications equipment - consumer equipment - lighting equipment - electrical and electronic tools (with the exception of large-scale stationary Industrial tools) - toys, leisure and sports equipment - medical devices (with the exception of all implanted and infected products - monitoring and control instruments - automatic dispensers (Recommendation number 1.1).
Adherence to national regulations and legislative principle is important to implement this system effectively inside enterprises. This section includes twelve items that explain the different articles that should be applied by each enterprise. On the basis of one guideline,(8) Egyptian environmental law 9/2009 and executive regulation,(9) and one experimental study(10) which described the most important articles of relevant regulations and legislative to mange e- waste in proper manner inside enterprises. These articles were about handling (collection, internal transportation, labeling, storage requirement and final disposing), waste minimization from source of generation, the presence of emergency plan, awareness program and occupational health issues (Recommendations number 2.2, 2.3, 2.4, 2.5, 2.6, 2.7 and 2.8). On the basis of one guideline (8) it concluded that any management policy for waste should be documented. Also, keeping records is very important to be available to responsible staff inside enterprises, public and environmental affairs authority for auditing and reviewing (Recommendations number 2.9, 2.10, 2.11, and 2.12).
This section includes eighteen items that explain the structuring of the responsible staff and determining their responsibilities. The manger responsibilities are directing responsible staff, evaluating performance and taking corrective actions and decisions when necessary (Recommendations number 3.1.1, 3.1.2, 3.1.3 and 3.1.4)
Regarding to the responsibilities of environmental manger inside enterprises, the cooperation with the other member of the responsible staff to monitor and control the implementation of action plan. Also, he should determine source of e-waste generation and monitor the handling process (collection, segregation, storage and outside safe disposing) (Recommendations number 3.2.1, 3.2.2, 3.2.3, 3.2.4 and 3.2.5).
The training programs about e-waste management should be implemented by environmental manager. Also, it recommended that the environmental manger should be responsible for designing of the supportive sheets to assess and control e-waste generated from enterprise (Recommendations number 3.2.6, 3.2.7and 3.2.8).
Maintenance engineer should be one of the e-waste management team. The maintenance engineer responsible for examining, maintaining, preparing a report for any equipment. Also, he should play a role in minimizing e-waste by using parts from old equipments (Recommendations number 3.3.1, 3.3.2, 3.3.3 and 3.3.4).
On basis of one Guideline (8) it recommended that the financial controller will responsible for supplying the required items for e-waste management process inside enterprises. Also, he will control the regular collection of e-waste by certified agency. (Recommendations number 3.4.1 and 3.4.2).
Training and awareness section includes five items that explain how to raise awareness of responsible staff members about e-waste management. On the basis of three survey(11)(12)(13) and one experimental study(14) they concluded that the capacity building of the responsible staff will be enhanced by establishing of training programs. These will be realized by orientation of new staff, training, internal promotion, and participation in awards events, community engagement. Also, subsidies or incentives may be applied to best practices and reporting of achievements(Recommendations number 4.1, 4.2, 4.3, 4.4 and 4.5).
This section includes two main items that describe the internal and external communications. The internal communications means communication between managers and responsible staff inside enterprise. The external communications means communication between enterprises and different competent authorities and organizations.
On the basis of one case study,(15) one review (16) and international standard ISO 14001. 2004(E)(17) they concluded that establishment of internal communication channels between the staff and the manger is very important issue. The methods of internal communication may include regular work group meetings, newsletters, bulletin boards and intranet sites. This communication will encourage each member in the staff to discuss, evaluate the already existing practices and suggest new practices (Recommendation number 5.1)
New knowledge will be acquired by establishing external communication channels. On the basis of one case study,(15) international standard ISO 14001. 2004(E)(17) and one review(18) they described that establishing external communication channels through different authorities and organizations will lead to coordinate, share, utilize, obtain, and evaluate information. Organizations should implement procedures for receiving, documenting and responding to relevant communications from interested parties. The methods for external communication may include annual reports, newsletters, websites and community meeting (Recommendation number 5.2)
E-waste minimization section includes five items which describe the waste minimization policy which considered as the top of waste management techniques.
For eco-design, on the basis of one review (19) which recommended that it is important to purchase equipments with specific characterizations. The equipments should be less bulky (size/mass), less heavy materials, foldable for storage and transport. Also they should be made from durable materials and saved energy. The components of the equipments should be replaced and dismantled easily to ensure extended product life (Recommendations number 6.1.1, 6.1.2 and 6.1.3).
For reuse, on the basis of two experimental studies, (20) (21) and one case study (22) they recommended that some components of old equipment should be used as spare parts. Also reusable equipment should be donated to nonprofits or schools (Recommendations number 6.2.1 and 6.2.2)
Section of handling of e-waste includes thirty items which describe the proper handling of e-waste inside enterprises to prevent negative environmental impacts. The handling process includes segregation, collection, labeling, internal transportation and storage inside enterprises
For segregation, on the basis ofone report (23) it recommended that it is important to divide the e-waste into their main groups to ensure easily separation (Recommendation number 7.1.1). On the basis of one case study (24) it concluded that special containers should be present for each type of e-waste (Recommendation number 7.1.2).
Proper training for appropriate segregation to responsible staff is very important. Also, regimentation and fining are necessary to implement proper handling (Recommendations number 7.1.3 and 7.1.4).
Regarding to collection, on the basis of Egyptian environmental law 9/2009 and executive regulation,(9) and one case study(24) they described that it is important to collect e-waste continuously from source of generation (Recommendations number 7.2.1).
On the basis of one Guideline,(8) one case study(24) and one handbook,(25) they emphasized that good quality storage units (special containers) with specific characterization should be present. The containers should be free of dents, corrosion, not leak, made of or lined with materials which will not react with the waste, with wheels for easy transportation and designed in proper shape to ensure for easily loading and unloading of waste (Recommendations number 7.2.2, 7.2.3 and 7.2.4).
On the basis of Egyptian environmental law 9/2009 and executive regulation,(9) one guideline,(8) experimental study (14) and one hand book,(25) they concluded that containers should be clean and wash regularly. Capacities of containers should be suitable. Also, special place should be present for these containers. Containers should be labeled with the name of the department and the date of collection (Recommendations number 7.2.5, 7.2.6, 7.2.7 and 7.2.8).
On the basis of one survey (12) and one case study (15) they recommended that proper training for appropriate collection practice to responsible staff is very important. Also, regimentation and fining are necessary to implement proper handling (Recommendations number 7.2.9 and 7.2.10).
Labeling should be paid attention. According to one handbook(25)and one Qualitative study(26) they concluded that laws and regulations emphasized the existence of a clearly label on the container which illustrates the accumulation start date and identifies the waste. The label should be illustrated the waste characterization and handling requirements. All handlers should know what the markings mean. All old markings/labels should be washed off or blacked out before reusing containers again (Recommendations number 7.3.1, 7.3.2, 7.3.3, 7.3.4, 7.3.5 and 7.3.6).
Regarding internal transportation, on the basis of one Guideline (8) it recommended that wheeled trolley should be used for internal collection. Also it can be lined with material to prevent breakdown of e-waste and compatible with the waste. Wheeled trolley should be designed in a proper shape to ensure easily loading and unloading of waste (Recommendations number 7.4.1, 7.4.2, 7.4.3 and 7.4.4).
According to different evidences, storage inside enterprises is crucial issue. On the basis of Egyptian environmental law 9/2009 and executive regulation,(9)and one case study(24) they recommended that the storage room should to be with impermeable surface and the provision of spillage collection facilities are available. Appropriate decanters, cleanser-degreasers and water supply for cleaning and firefighting should be present (Recommendations number 7.5.1 and 7.5.2).
On the basis of one guideline (8) and Egyptian environmental law 9/2009 and executive regulation (9) they described that the storage room should have electrical power and be lighted for security at night (Recommendations number 7.5.3 and 7.5.4).
On the basis of one handbook (25) it recommended that the storage room should have access for loading, unloading and responding to emergency situations. The capacity of storage room depends on quantity, types and storage time. Finally proper locations of storage room should be away from other functional areas (Recommendations number 7.5.5, 7.5.6 and 7.5.7).
On the basis of one guideline, (8) Egyptian environmental law 9/2009 and executive regulation,(9) one survey(13) and one handbook(25) they recommended that only trained waste handlers should be allowed to enter these areas and the storage room have a restricted area sign. Also, the hazardous waste register should be present in storage room (Recommendations number 7.5.8, 7.5.9 and 7.5.10).
Documentation section includes five items. On the basis of international standard ISO 14001 2004(E) (17) and one Qualitative study (26) they concluded that details of the documentation should be sufficient to describe the main elements of environmental management system and their interaction. Also, record should be legible and approved by authorized committee inside the enterprises (Recommendations number 8.1, 8.2, 8.3, 8.4, 8.5 and 8.6).
Periodic evaluation of the waste management system inside enterprises should be enhanced to ensure its continuing suitability, adequacy and effectiveness.
Quality improvement section includes five items describe how to achieve the internal audit and management review. On basis of one review (16) and international standard ISO 14001, 2004(E) (17) they recommended that an integrated waste management plan should be present in accessible place with good information for reviewing, auditing and changing over time. E-waste management plan should be revisited and updated on a regular basis. Finally management review and internal audits should be documented to be used for decision-making (Recommendations numbers 9.1, 9.2, 9.3, 9.4 and 9.5.
Table 3.1: Evidence linked recommendations
Table 3.1: Evidence linked recommendations Continue..
Table 3.1: Evidence linked recommendations Continue..
Table 3.1: Evidence linked recommendations Continue..
The present integrated management system for e-waste demonstrates several strength points. Firstly, it describes the most important criteria to manage e-waste in different enterprises. Secondly, the stated recommendations are clearly and applicable to be applied. Finally, this management system could be easily implemented by responsible staff they are in need for such system. The present integrated management system is based on different types of studies which are systematic review, case study, surveys, guidelines, handbooks and Egyptian environmental law 9/2009 and executive regulation. The selected references about e-waste almost have the same criteria and process for a successful integrated management system development which include proper selection of the topic form of multidisciplinary group of work, developing search questions, comprehensively review of literature, rating of articles and summarizing finding. Moreover, the successful integrated management system should include writing supported practice recommendations, reviewed and critically appraised by experts in this field. Finally, this system met the scope and purpose for managing of e-waste inside different enterprises.
Conclusion and recommendations
Conclusion
The integrated management system for e- waste is developed on the foundations of the evidence - based approach to provide an integrated framework in sequential process for managing of e-waste inside enterprises.
Recommendations
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