Seasonal cycle of carbon dioxide and its isotopic composition in an urban atmosphere: Anthropogenic and biogenic effects

Measurements of carbon sequestration by long‐term eddy covariance: methods and a critical evaluation of accuracy

1996 • 1,473 citations

The concentration and isotopic abundances of atmospheric carbon dioxide in rural areas

1958 • 1,192 citations

The application and interpretation of Keeling plots in terrestrial carbon cycle research

2003 • 742 citations

Carbon and Oxygen Isotope Effects in the Exchange of Carbon Dioxide between Terrestrial Plants and the Atmosphere

1993 • 669 citations

The concentration and isotopic abundances of carbon dioxide in rural and marine air

1961 • 588 citations

Atmospheric Oxygen: Isotopic Composition and Solubility Fractionation

1972 • 550 citations

Seasonal and annual respiration of a ponderosa pine ecosystem

1999 • 516 citations

Carbon storage and fluxes in ponderosa pine forests at different developmental stages

2001 • 423 citations

Comparing nocturnal eddy covariance measurements to estimates of ecosystem respiration made by scaling chamber measurements at six coniferous boreal sites

1997 • 336 citations

Carbon 13 exchanges between the atmosphere and biosphere

1997 • 247 citations

Calculating isotopic fractionation from atmospheric measurements at various scales

2003 • 206 citations

Diurnal variation in the stable isotope composition of water and dry matter in fruiting Lupinus angustifolius under field conditions

2002 • 203 citations

Calculating isotopic fractionation from atmospheric measurements at various scales

2003 • 173 citations

Physiological influences on carbon isotope discrimination in huon pine (Lagarostrobos franklinii)

1985 • 166 citations

Carbon Dioxide Emissions from Fossil Fuel Consumption and Cement Manufacture, 1751–1991, and an Estimate of Their Isotopic Composition and Latitudinal Distribution

2000 • 136 citations

Ecosystem respiration in a young ponderosa pine plantation in the Sierra Nevada Mountains, California

2001 • 126 citations

Measurement of ¹⁸O/¹⁶O in the soil‐atmosphere CO₂ flux

1999 • 105 citations

Discrimination against C¹⁸O¹⁶O during photosynthesis and the oxygen isotope ratio of respired CO₂ in boreal forest ecosystems

1997 • 93 citations

Carbon and oxygen isotope ratios of ecosystem respiration along an Oregon conifer transect: preliminary observations based on small-flask sampling

1998 • 84 citations

Isotopic characterisation of anthropogenic CO2 emissions using isotopic and radiocarbon analysis

1996 • 80 citations

Carbon Cycle Modelling

1982 • 80 citations

Isotopic characterisation of CO2 sources during regional pollution events using isotopic and radiocarbon analysis

1996 • 78 citations

Stable carbon isotope constraints on mixing and mass balance of CO2 in an urban atmosphere: Dallas metropolitan area, Texas, USA

2002 • 68 citations

Spatial and temporal variation in the carbon and oxygen stable isotope ratio of respired CO<sub>2</sub> in a boreal forest ecosystem*

1999 • 68 citations

Changes of the CO₂ Sources and Sinks in a Polluted Urban Area (Southern Poland) Over the Last Decade, Derived from the Carbon Isotope Composition

1997 • 57 citations

Spatial and temporal variation in the carbon and oxygen stable isotope ratio of respired CO2 in a boreal forest ecosystem*

1999 • 49 citations

Diurnal variation of CO<sub>2</sub> concentration, Δ<sup>14</sup>C and δ<sup>13</sup>C in an urban forest: estimate of the anthropogenic and biogenic CO<sub>2</sub> contributions

2002 • 49 citations

Oxygen isotope content of CO₂ in nocturnal ecosystem respiration: 2. Short‐term dynamics of foliar and soil component fluxes in an old‐growth ponderosa pine forest

2003 • 47 citations

Oxygen isotope content of CO₂ in nocturnal ecosystem respiration: 1. Observations in forests along a precipitation transect in Oregon, USA

2003 • 40 citations

Technique to measure CO2 mixing ratio in small flasks with a bellows/IRGA system

2001 • 33 citations

Diurnal variation of CO2 concentration, Delta14C and delta13C in an urban forest: estimate of the anthropogenic and biogenic CO2 contributions

2002 • 32 citations

An automated sampler for collection of atmospheric trace gas samples for stable isotope analyses

2003 • 29 citations

Balance and Behavior of Carbon Dioxide at an Urban Forest Inferred from the Isotopic and Meteorological Approaches

2001 • 20 citations

Variations in the Isotopic Composition of Carbon in Urban Atmospheric Carbon Dioxide

1967 • 13 citations