title: Environment. Monitoring Earth's critical zone.
authors: Nicholas School of the Environment, Duke University, Durham, NC 27708, USA. drichter@duke.edu
authors: Daniel deB
authors: Dd
authors: Richter
authors: Megan L
authors: ML
authors: Mobley
mesh_terms: D000383:Agriculture; D001272:Atmosphere; D018534:Earth, Planet; D017753:Ecosystem; D004777:Environment; D004784:Environmental Monitoring; D007391:International Cooperation; D014867:Water
chemical_list: D014867:Water