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Obaya-Valdivia, A.; López Acosta, D.; Montaño Osorio, C.; Vargas-Rodríguez, Y. M. – Online Submission, 2023
This study presents the design and application of a didactic sequence aimed at enhancing high school students understanding of recyclable plastic polymers. The proposed teaching strategy incorporates cooperative learning activities to identify different types of plastics, particularly recyclable ones. The goal is to increase student's scientific…
Descriptors: Recycling, Plastics, High School Students, Teaching Methods
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Bickmore, Kathy; Awad, Yomna; Radjenovic, Angelica – Research in Comparative and International Education, 2017
How do young people living in high-violence contexts express a sense of democratic agency and hope, and/or frustration and hopelessness, for handling various kinds of social and political conflict problems? The management of conflict is a core challenge and purpose of democracy, severely impeded by the isolation and distrust caused by violence.…
Descriptors: Violence, Secondary School Students, Pollution, Urban Areas
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Wilcher, Marshall E. – The Environmentalist, 1983
Examines problems associated with transboundary environmental pollution, focusing on problems arising between the United States and Mexico and between the United States and Canada. Also discusses new organizational forms developed to bring transboundary issues to a higher policy-making level. (JN)
Descriptors: Air Pollution, Environmental Standards, Foreign Countries, International Relations