By Megan Berberich Last summer, I spent eight weeks in Umeå, Sweden through ASLO’s LOREX program. My project took place in the Krycklan Catchment Study, where I investigated methane and carbon dioxide dynamics across boreal streams with varying catchment characteristics and dissolved organic carbon concentrations. I specifically focused on carbon gas dynamics in the hyporheic zone, which is the area of the streambed where groundwater and surface water mix.