Which xml corresponds to land_carbon_densities.cpp?

[CGL5230]

Hi, GCAM team!

The process of calculating future aboveground carbon density is described in land_carbon_densities.cpp. I would like to increase the returned above ground carbon density by 30%.

double LandCarbonDensities::getActualAboveGroundCarbonDensity( const int aYear ) const {
    return mAvgAboveGroundCarbon *** 1.3**;
}

What should i modify or where can i find the Eveg equation in install gcam (maybe just modify the value in some xml)?