Research theme: Managing for Resilient Landscapes Research discipline: Environmental Systems Research area Sustainable agriculture, greenhouse gas emissions from agricultural and native ecosystems, soil carbon sequestration mitigation strategies. Coordinator of the Australia national nitrous oxide (in agriculture) research program, a $50M network of automated sampling sites funded by the Department of Agriculture and managed by the Grains Research and Development Corporation. Carbon balance of grasslands (OzFlux) and the SEQ Peri-uban Supersite of the Terrestrial Ecosystem Research Network (TERN), funded under the National Collaborative Research Infrastructure Scheme (NCRIS) and the Education Investment Fund (EIF). Represents Australia in the Global Research Alliance for Agricultural Greenhouse Gases – Croplands and Soil C/N Crosscutting issues Working Groups. Other projects nitrogen management and greenhouse gas emissions in cotton-based farming systems (Cotton Research and Development Corporation) and soil health for sustainable farming (Land and Water Australia), promoting the use of simple soil assays and educating land holders in soil management for maximising long-term productivity and profitability. Adjunct appointments at Michigan State University and Columbia University (NY).