has subject area 0401 Atmospheric Sciences (FoR) 0499 Other Earth Sciences (FoR) 0502 Environmental Science and Management (FoR)
keywords AMS ANTHROPOGENIC CO2 ATMOSPHERIC C-14 CALIBRATION CARBON-DIOXIDE Dendrochronology Environmental Sciences Environmental Sciences & Ecology FOSSIL-FUEL CO2 Fossil fuel carbon dioxide Geography, Physical Geology Geosciences, Multidisciplinary HOLOCENE Life Sciences & Biomedicine Nuclear power plants OTTAWA Physical Geography Physical Sciences Radiocarbon SOLAR Science & Technology Tree rings VICINITY