University of California Press

Figure 2

The CH4 distribution was shown as a function of height above the ground and horizontal distance. The CBL depth was 1290 m. The black broken line represents the boundary of the projected city width on the southwest side of the horizontal transects. The city limits (-x to +x) were -31 km to +46 km.

(A) Raw and (B) Kriged horizontal transect distribution of CH₄ on 12 July 2011.

The CH₄ distribution was shown as a function of height above the ground and horizontal distance. The CBL depth was 1290 m. The black broken line represents the boundary of the projected city width on the southwest side of the horizontal transects. The city limits (-x to +x) were -31 km to +46 km.

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