title: Clean, green conferencing.
mesh_terms: D001272:Atmosphere / Q000737:chemistry; D002244:Carbon / Q000032:analysis*; D003226:Congresses as Topic / Q000706:statistics & numerical data*; D003247:Conservation of Natural Resources / Q000379:methods; D004463:Ecology / Q000379:methods*; D012108:Research Personnel; D014186:Transportation / Q000379:methods*
chemical_list: D002244:Carbon