Abstract Background The extensive use and production of PPE, and disposal in the
COVID-19 pandemic increases the plastic wastes arise environmental threats.
Roughly, 129 billion face masks and 65 billion plastic gloves every month are
used and disposed of on the globe. The study aims to identify the polymer type
of face masks and gloves and sustainable plastic waste management options.
Results The... hiện toàn bộ
AbstractBackgroundThis paper presents the trend analysis of temperature and the
effect of climate variation in the city of Addis Ababa, Ethiopia. The paper
seeks to provide up-to-date information for the better management of climate
change in the city. The analysis is based on the temperature difference in the
city over two stations—Bole and Entoto. The overall purpose of this study is to
investig... hiện toàn bộ
François-Xavier Merlin, Zhiwen Zhu, Min Yang, Bing Chen, Kenneth Lee, Michel C. Boufadel, Lisa Isaacman, Helen Zhang
AbstractThe increasing oil demand and busy waterways highlight the importance of
oil spill preparedness and responses. Dispersants attract attention as an
effective response tool to manage the impacts of major spill incidents. Despite
in-depth laboratory evaluations on the effectiveness of chemical dispersants and
their impacts on the transportation and fate of spilled oils, how dispersant
works a... hiện toàn bộ
Gizachew Kabite Wedajo, Misgana K. Muleta, Berhan Gessesse, Sifan A. Koriche
Abstract Background Understanding spatiotemporal climate and vegetation changes
and their nexus is key for designing climate change adaptation strategies at a
local scale. However, such a study is lacking in many basins of Ethiopia. The
objectives of this study were (i) to analyze temperature, rainfall and
vegetation greenness trends and (ii) determine the spatial relationship of
climate variables... hiện toàn bộ