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By Lynn L. Bergeson and Carla N. Hutton   The National Academies of Sciences, Engineering, and Medicine (NASEM) announced on October 19, 2022, the release of a report finding that life cycle assessments (LCA) of transportation fuels are valuable tools for measuring environmental impacts, but uncertainties remain in the current models and further research should be conducted to strengthen their reliability. The report recommends ways to improve models, increase reporting and transparency,...

On March 20, 2007, the Woodrow Wilson International Center for Scholars Project on Emerging Nanotechnologies (PEN) released a report entitled Nanotechnology and Life Cycle Assessment: A Systems Approach to Nanotechnology and the Environment, which summarizes the results of the October 2-3, 2006, workshop organized by PEN and the European Commission on life cycle assessment (LCA). LCA is a cradle-to-grave analysis of how a material affects ecosystems and human...