Table 1
Life cycle inventory data of plastic, paper, non-woven and woven bags in China and
Hong Kong.
Alternative Weight/bag Bags/year Material
consumption
Green house
gas emissions
(CO2 eq.)
Primary
energy
Plastic bag 6 g 1095 6.57 kg 12.8 kg 442.2 MJ
Paper bag 42.6 g 1095 46.65 kg 24.8 kg 1518.3 MJ
PP fibre nonwoven
bag
65.6 g 10.95 718.32 g 5.17 kg 122.2 MJ
Woven
cotton bag
125.4 g 21.9 2.75 kg 6.06 kg 385 MJ