POM
                     b.e13.B1850     f.e13.F2000      difference     rel diff(%)
Sources (Tg/yr)           26.385          46.307         -19.922         -75.505
        emission          26.385          46.307         -19.922         -75.505
Sinks (Tg/yr)             26.713          45.417         -18.704         -70.021
         dry_dep           7.879          10.688          -2.809         -35.652
         wet_dep          18.834          34.729         -15.895         -84.399
Lifetime (days)            7.255           6.886           0.369           5.089
Burden (Tg)                0.531           0.857          -0.326         -61.368
    accumulation           0.277           0.505          -0.228         -82.188
  primary_carbon           0.254           0.352          -0.098         -38.645