fig1
![Life cycle climate performance of urban plant factory <i>versus</i> rural greenhouse under China's power-grid decarbonization: considering short-lived methane and nitrous oxide emissions](https://image.oaes.cc/ba33be20-e32f-4877-99e2-ce673fc851cf/cf3053.fig.1.jpg)
Figure 1. Diagrams of the system boundaries, processes and inputs-outputs for the life cycle analysis of one kilogram of fresh lettuce produced in the two infrastructures: (A) Traditional sunlight greenhouse and (B) plant factory with artificial light.