According to an article in the May 2020 issue of Food Technology Magazine https://www.ift.org/news-and-publications/food-technology-magazine/issues/2020/may or https://www.packagingtechnologyandresearch.com/life-cycle-assessments-guide-sustainability.html “… Life cycle assessments (LCAs) quantify environmental impact. For the food industry, packaging LCAs are commonly combined with food LCAs to provide a more complete picture of the impact that packaged food has on the environment … LCAs demonstrate the comparative environmental impact of packaging alternatives … System LCAs assess the environmental impact of different packaging solutions … LCA determinations … [are] defined in two standards: ISO 14040 and ISO 14044 … The LCA might not determine the full environmental impact if its scope is too narrow … A wide scope (i.e., from extraction of raw materials to disposal … captures more of the total environmental impact while narrowly defined LCAs are inherently biased … The final stage of an LCA is interpretation to identify significant issues, address data sensitivity and consistency, make recommendations, and conduct a critical review to assess the process and inherent bias … Due to comparison challenges for LCA studies conducted with different scopes, accuracy can vary …” #FoodPackaging #PlasticWaste #SingleUsePlastic