scholarly journals Decomposition of biodegradable films developed on the basis of polyvinyl alcohol in the natural environment

2009 ◽  
Vol 7 (1) ◽  
pp. 61-67 ◽  
Author(s):  
O.A. Timofiychuk ◽  
T.I. Prudnicova ◽  
D.O. Mishurov ◽  
V.L. Avramenko ◽  
R.G. Shevcova

The use of polymeric pack has made for many important problems. Biodegradable plastics may provide solutions to global environmental problems. The aim of this study is to examine the utilization possibilities in natural environment of biodegradable films, which was developed with polyvinyl alcohol and organic filler materials (amylum and cellulose). The films stability against the filamentous fungus was analyzed, the soil type with optimal conditions to the biodegradation of polymers was determined; the mold fungi were separated from biodegradable films and were identified to a genus.

2021 ◽  
Vol 324 ◽  
pp. 03002
Author(s):  
Khodijah ◽  
Sayyidah Nur Habibah

Microplastic research is currently an exciting trend along with global environmental problems. The purpose of this study is to review the development of microplastic research in ASEAN. The researc uses a systematic review method by searching for the keyword “microplastic” and the name of the ASEAN country on the Google Scholar website, Science Direct, and other research paper provider websites. Papers reviewed in 2018 to August 2021 period were then classified based on the components analyzed. The results showed that based on the research location category, the majority of microplastic research was carried out in Vietnam (12/50 articles). The category of research object focused on marine organisms more than terrestrial organisms, the category of microplastic concentration varied because the microplastic sampling method was not standardized, the category of microplastic form dominated by the form of fiber; commonly found in coastal areas. The socio-economic category is not much related to the circular economy. To conclude, microplastic research still has opportunities, especially from a socio-economic perspective.


Author(s):  
Elena F. Bychkova ◽  
Anna V. Krukova

On the scientific seminar “The Role of Libraries in the information support of global environmental problems. The problem of using nuclear energy”, which has taken place on April 28, 2011 at the Russian National Public Library for Science and Technology


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