The cradle to gate
assessment phase of this study considers impacts at each life cycle
stage of four types of shopping bags under consideration which
includes extraction/processing or growing/harvesting of resources;
the process of manufacturing; transport from the manufacturer to
the wholesaler/retailer as indicated in the secondary data sources
from which the cradle to gate data were referred. For cradle to grave
stage, public opinion from China, Hong Kong and India on
percentage of reuse, recycle and disposal to landfill were considered
to build the end-of-life scenarios in addition to the above
mentioned areas in cradle to gate stage.