Even though solid waste management has become a major public health and environmental concern in urban areas of Ethiopia, only 2% of the population receive solid waste management services. The primary objective of this study is to assess solid waste management practices of Bahir Dar City. The technique of multistage random sampling has been employed to draw 350 households for this study, with b...

rapid urbanization and industrialization, population growth and economic growth in developing countries make management of municipal solid waste more complex comparing with developed countries. furthermore, the conventional municipal solid waste management approach often is reductionists, not tailored to handle complexity. therefore, the need to a comprehensive and multi-disciplinary approach r...

Approximately 350 million tons of manure is produced annually by agriculture in the U.S. Manure disposal at large concentrated animal feeding operations presents a challenge. Anaerobic digestion of livestock manure to reduce odor and produce biogas for energy generation is a profitable waste management option on farms, but out of reach of most farmers because of high capital costs. For operatio...

Vinyl, such as those in the form of mulching and vinyl houses, is used to improve agricultural productivity. It generated an agriculture waste (AWV) after use. The collected AWV transported a recycling facility shredded, washed, compressed be recycled. Recycled materials can contribute circular economy they are again plastic product. However, Korea, there concerns about illegal disposal (landfi...

In this review, adsorbents used in wastewater treatment and their technical feasibilities are reviewed. Adsorbents are classified as natural adsorbents, and the adsorbents obtained from industrial and agricultural wastes. They all were compared with each other condensing the metal binding capacities, costs and metal removal performances in waste water treatments. Although commercial activated c...

Decolourisation of waste water has now become a major problem for the treatment plants in various industries. Many industries use synthetic dyes to colour their products such as textiles, rubber, paper, plastics, leather, cosmetic, food etc. Nearly 10-15% of synthetic textile dyes, used yearly are lost to waste streams and about 20% of these losses enter the environment through effluent from wa...

Discard studies have demonstrated that waste is more than just a symptom of an all-too-human demand for meaning, or a merely technical problem for the likes of sanitary engineers and public health officials. The afterlife of waste materials and processes of waste management reveal the centrality of transient and discarded things for questions of materiality and ontology, marginal and polluting ...