Science Highlights

Multiple models needed to capture true uncertainty of soil carbon fate in a changing world.

Plant stoichiometric flexibility controls the CO2 fertilization effect on ecosystem carbon accumulation.

Novel bromide tracer experiments are used to develop a model of subsurface flow and transport within ice-wedge polygons.

Artificial intelligence applied to multiple remote sensing datasets accurately represents shrub distribution across hillslopes at the Kougarok field site.

Worldwide trait database addresses long-standing questions about trait-environment relationships and provides an unprecedented digital resource to inform Earth system models.