Extraction and Optimization of Tanning Material from Osyris lanceolata Barks: Cleaner Leather Tanning Processing by Zerihun Teshome, Tesfaye Agazhi, Tale Gashew, Biniyam Solomon, Tsion Belay, Belete Baye, Efrem Temach

“…Currently, chrome tanning, which is extracted from chrome ores, is used in more than 80–90% of the leather tanning industry, but the most serious environmental issue associated with tanneries is chromium. …”
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Dealing with Complexity – Knowledge, design, and management of the built environment by Cesare Sposito, Francesca Scalisi

“…How we live, regardless of where this happens, has an impact on the biosphere and determines chain reactions in different areas that affect both nature and human beings on a global scale: climate change, health risks, loss of biodiversity, indiscriminate use of non-renewable resources, inequalities, and accessibility contribute to a condition of ‘polycrysis’ that amplifies the state of uncertainty about our future and the vulnerability of the entire ecosystem, especially since the actions put in place do not address the cogent environmental issue in a systemic and holistic key. Therefore, the question is, how do we transform complexity from challenge to opportunity? …”
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