T. Karl

Publication List Details

Period

1999 - 2008

Number

46

Co-Authors

Process-based estimates of terrestrial ecosystem isoprene emissions: incorporating the effects of a direct CO2-isoprene interaction (2008)

Arneth, A., Niinemets, Ü., Pressley, S., Bäck, J., Hari, P., Karl, T., ...

In recent years evidence has emerged that the amount of isoprene emitted from a leaf is affected by the CO2 growth environment. Many – though not all – laboratory experiments indicate that...

Process-based estimates of terrestrial ecosystem isoprene emissions: incorporating the effects of a direct CO2-isoprene interaction (2008)

Arneth, A., Niinemets, Ü., Pressley, S., Bäck, J., Hari, P., Karl, T., ...

In recent years evidence has emerged that the amount of isoprene emitted from a leaf is affected by the CO2 growth environment. Many – though not all – laboratory experiments indicate that...

Process-based estimates of terrestrial ecosystem isoprene emissions (2008)

Arneth, A., Niinemets, Ü., Pressley, S., Bäck, J., Hari, P., Karl, T., ...

In recent years evidence has emerged that the amount of isoprene emitted from a leaf is affected by the CO2 growth environment. Many – though not all – laboratory experiments indicate that...

Process-based estimates of terrestrial ecosystem isoprene emissions (2008)

Arneth, A., Niinemets, Ü., Pressley, S., Bäck, J., Hari, P., Karl, T., ...

In recent years evidence has emerged that the amount of isoprene emitted from a leaf is affected by the CO2 growth environment. Many – though not all – laboratory experiments indicate that...

New constraints on terrestrial and oceanic sources of atmospheric methanol (2008)

Millet, D. B., Jacob, D. J., Custer, T. G., De Gouw, J. A., Goldstein, A. H., Karl, T., ...

We use a global 3-D chemical transport model (GEOS-Chem) to interpret new aircraft, surface, and oceanic observations of methanol in terms of the constraints that they place on the atmospheric...

New constraints on terrestrial and oceanic sources of atmospheric methanol (2008)

Millet, D. B., Jacob, D. J., Custer, T. G., De Gouw, J. A., Goldstein, A. H., Karl, T., ...

We use a global 3-D chemical transport model (GEOS-Chem) to interpret new aircraft, surface, and oceanic observations of methanol in terms of the constraints that they place on the atmospheric...

Investigating the sources and atmospheric processing of fine particles from Asia and the Northwestern United States measured during INTEX B (2008)

Peltier, R. E., Hecobian, A. H., Weber, R. J., Stohl, A., Atlas, E. L., Riemer, D. D., ...

During the National Aeronautics and Space Administration (NASA) Intercontinental Chemical Transport Experiment, Phase B (INTEX-B), in the spring of 2006, airborne measurements were made in the United...

New particle formation in the front range of the Colorado Rocky Mountains (2008)

Boy, M., Karl, T., Turnipseed, A., Mauldin, R. L., Kosciuch, E., Greenberg, J., ...

New particle formation is of interest because of its influence on the properties of aerosol population, and due to the possible contribution of newly formed particles to cloud condensation nuclei....

The Tropical Forest and fire emissions experiment: overview and airborne fire emission factor measurements (2008)

Yokelson, R. J., Karl, T., Artaxo, P., Blake, D. R., Christian, T. J., Griffith, D. W. T., ...

The Tropical Forest and Fire Emissions Experiment (TROFFEE) used laboratory measurements followed by airborne and ground based field campaigns during the 2004 Amazon dry season to quantify the...

Isoprene oxidation products are a significant atmospheric aerosol component (2008)

Matsunaga, S. N., Wiedinmyer, C., Guenther, A. B., Orlando, J. J., Karl, T., Toohey, D. W., ...

Glycolaldehyde, hydroxyacetone, and methylglyoxal, which are known isoprene oxidation products, were collected during two field experiments using an annular denuder sampling system and compared to a...

Volatile organic emissions from the distillation and pyrolysis of vegetation (2008)

Greenberg, J. P., Friedli, H., Guenther, A. B., Hanson, D., Harley, P., Karl, T.

Leaf and woody plant tissue (Pinus ponderosa, Eucalyptus saligna, Quercus gambelli, Saccharum officinarum and Oriza sativa) were heated from 30 to 300°C and volatile organic compound (VOC) emissions...

The bi-directional exchange of oxygenated VOCs between a loblolly pine (Pinus taeda) plantation and the atmosphere (2008)

Karl, T., Harley, P., Baker, B., Jardine, K., Nemitz, E., Guenther, A.

Using new in-situ field observations of the most abundant oxygenated VOCs (methanol, acetaldehyde, acetone, C3/C4 carbonyls, MVK+MAC and acetic acid) we were able to constrain emission and deposition...

Estimates of global terrestrial isoprene emissions using MEGAN (Model of Emissions of Gases and Aerosols from Nature) (2008)

Guenther, A., Karl, T., Harley, P., Wiedinmyer, C., Palmer, P. I., Geron, C.

Reactive gases and aerosols are produced by terrestrial ecosystems, processed within plant canopies, and can then be emitted into the above-canopy atmosphere. Estimates of the above-canopy fluxes are...

Investigating the sources and atmospheric processing of fine particles from Asia and the Northwestern United States measured during INTEX B (2008)

Peltier, R. E., Hecobian, A. H., Weber, R. J., Stohl, A., Atlas, E. L., Riemer, D. D., ...

During the National Aeronautics and Space Administration (NASA) Intercontinental Chemical Transport Experiment, Phase B (INTEX-B), in the spring of 2006, airborne measurements were made in the United...

New particle formation in the front range of the Colorado Rocky Mountains (2008)

Boy, M., Karl, T., Turnipseed, A., Mauldin, R. L., Kosciuch, E., Greenberg, J., ...

New particle formation is of interest because of its influence on the properties of aerosol population, and due to the possible contribution of newly formed particles to cloud condensation nuclei....

The Tropical Forest and fire emissions experiment: overview and airborne fire emission factor measurements (2008)

Yokelson, R. J., Karl, T., Artaxo, P., Blake, D. R., Christian, T. J., Griffith, D. W. T., ...

The Tropical Forest and Fire Emissions Experiment (TROFFEE) used laboratory measurements followed by airborne and ground based field campaigns during the 2004 Amazon dry season to quantify the...

Isoprene oxidation products are a significant atmospheric aerosol component (2008)

Matsunaga, S. N., Wiedinmyer, C., Guenther, A. B., Orlando, J. J., Karl, T., Toohey, D. W., ...

Glycolaldehyde, hydroxyacetone, and methylglyoxal, which are known isoprene oxidation products, were collected during two field experiments using an annular denuder sampling system and compared to a...

Volatile organic emissions from the distillation and pyrolysis of vegetation (2008)

Greenberg, J. P., Friedli, H., Guenther, A. B., Hanson, D., Harley, P., Karl, T.

Leaf and woody plant tissue (Pinus ponderosa, Eucalyptus saligna, Quercus gambelli, Saccharum officinarum and Oriza sativa) were heated from 30 to 300°C and volatile organic compound (VOC) emissions...

The bi-directional exchange of oxygenated VOCs between a loblolly pine (Pinus taeda) plantation and the atmosphere (2008)

Karl, T., Harley, P., Baker, B., Jardine, K., Nemitz, E., Guenther, A.

Using new in-situ field observations of the most abundant oxygenated VOCs (methanol, acetaldehyde, acetone, C3/C4 carbonyls, MVK+MAC and acetic acid) we were able to constrain emission and deposition...

Estimates of global terrestrial isoprene emissions using MEGAN (Model of Emissions of Gases and Aerosols from Nature) (2008)

Guenther, A., Karl, T., Harley, P., Wiedinmyer, C., Palmer, P. I., Geron, C.

Reactive gases and aerosols are produced by terrestrial ecosystems, processed within plant canopies, and can then be emitted into the above-canopy atmosphere. Estimates of the above-canopy fluxes are...

Chemical sensing of plant stress at the ecosystem scale (2008)

Karl, T., Guenther, A., Turnipseed, A., Patton, E. G., Jardine, K.

Significant ecosystem-scale emissions of methylsalicylate (MeSA), a semivolatile plant hormone thought to act as the mobile signal for systemic acquired resistance (SAR) (Park et al., 2006), were...

Chemical sensing of plant stress at the ecosystem scale (2008)

Karl, T., Guenther, A., Turnipseed, A., Patton, E. G., Jardine, K.

Significant ecosystem-scale emissions of methylsalicylate (MeSA), a semivolatile plant hormone thought to act as the mobile signal for systemic acquired resistance (SAR) (Park et al., 2006), were...

Investigating the sources and atmospheric processing of fine particles from Asia and the Northwestern United States measured during INTEX B (2008)

Peltier, R. E., Hecobian, A. H., Weber, R. J., Stohl, A., Atlas, E. L., Riemer, D. D., ...

During the National Aeronautics and Space Administration (NASA) Intercontinental Chemical Transport Experiment, Phase B (INTEX-B), in the spring of 2006, airborne measurements were made in the United...

New particle formation in the Front Range of the Colorado Rocky Mountains (2008)

Boy, M., Karl, T., Turnipseed, A., Mauldin, R. L., Kosciuch, E., Greenberg, J., ...

New particle formation is of interest because of its influence on the properties of aerosol population, and due to the possible contribution of newly formed particles to cloud condensation nuclei....

The Tropical Forest and Fire Emissions Experiment: overview and airborne fire emission factor measurements (2008)

Yokelson, R. J., Karl, T., Artaxo, P., Blake, D. R., Christian, T. J., Griffith, D. W. T., ...

The Tropical Forest and Fire Emissions Experiment (TROFFEE) used laboratory measurements followed by airborne and ground based field campaigns during the 2004 Amazon dry season to quantify the...

Estimates of global terrestrial isoprene emissions using MEGAN (Model of Emissions of Gases and Aerosols from Nature) (2008)

Guenther, A., Karl, T., Harley, P., Wiedinmyer, C., Palmer, P. I., Geron, C.

Reactive gases and aerosols are produced by terrestrial ecosystems, processed within plant canopies, and can then be emitted into the above-canopy atmosphere. Estimates of the above-canopy fluxes are...

Volatile organic emissions from the distillation and pyrolysis of vegetation (2008)

Greenberg, J. P., Friedli, H., Guenther, A. B., Hanson, D., Harley, P., Karl, T.

Leaf and woody plant tissue (Pinus ponderosa, Eucalyptus saligna, Quercus gambelli, Saccharum officinarum and Oriza sativa) were heated from 30 to 300°C and volatile organic compound (VOC) emissions...

The bi-directional exchange of oxygenated VOCs between a loblolly pine (Pinus taeda) plantation and the atmosphere (2008)

Karl, T., Harley, P., Guenther, A., Rasmussen, R., Baker, B., Jardine, K., ...

Using new in-situ field observations of the most abundant oxygenated VOCs (methanol, acetaldehyde, acetone, C3/C4 carbonyls, MVK+MAC and acetic acid) we were able to constrain emission and deposition...

Investigating the sources and atmospheric processing of fine particles from Asia and the Northwestern United States measured during INTEX B (2008)

Peltier, R. E., Hecobian, A. H., Weber, R. J., Stohl, A., Atlas, E. L., Riemer, D. D., ...

During the National Aeronautics and Space Administration (NASA) Intercontinental Chemical Transport Experiment, Phase B (INTEX-B), in the spring of 2006, airborne measurements were made in the United...

New particle formation in the Front Range of the Colorado Rocky Mountains (2008)

Boy, M., Karl, T., Turnipseed, A., Mauldin, R. L., Kosciuch, E., Greenberg, J., ...

New particle formation is of interest because of its influence on the properties of aerosol population, and due to the possible contribution of newly formed particles to cloud condensation nuclei....

The Tropical Forest and Fire Emissions Experiment: overview and airborne fire emission factor measurements (2008)

Yokelson, R. J., Karl, T., Artaxo, P., Blake, D. R., Christian, T. J., Griffith, D. W. T., ...

The Tropical Forest and Fire Emissions Experiment (TROFFEE) used laboratory measurements followed by airborne and ground based field campaigns during the 2004 Amazon dry season to quantify the...

Estimates of global terrestrial isoprene emissions using MEGAN (Model of Emissions of Gases and Aerosols from Nature) (2008)

Guenther, A., Karl, T., Harley, P., Wiedinmyer, C., Palmer, P. I., Geron, C.

Reactive gases and aerosols are produced by terrestrial ecosystems, processed within plant canopies, and can then be emitted into the above-canopy atmosphere. Estimates of the above-canopy fluxes are...

Volatile organic emissions from the distillation and pyrolysis of vegetation (2008)

Greenberg, J. P., Friedli, H., Guenther, A. B., Hanson, D., Harley, P., Karl, T.

Leaf and woody plant tissue (Pinus ponderosa, Eucalyptus saligna, Quercus gambelli, Saccharum officinarum and Oriza sativa) were heated from 30 to 300°C and volatile organic compound (VOC) emissions...

The bi-directional exchange of oxygenated VOCs between a loblolly pine (Pinus taeda) plantation and the atmosphere (2008)

Karl, T., Harley, P., Guenther, A., Rasmussen, R., Baker, B., Jardine, K., ...

Using new in-situ field observations of the most abundant oxygenated VOCs (methanol, acetaldehyde, acetone, C3/C4 carbonyls, MVK+MAC and acetic acid) we were able to constrain emission and deposition...

Process-based estimates of terrestrial ecosystem isoprene emissions: incorporating the effects of a direct CO2-isoprene interaction (2007)

A. Arneth, Ü. Niinemets, S. Pressley, J. Bäck, P. Hari, T. Karl, ...

In recent years evidence has emerged that the amount of isoprene emitted from a leaf is affected by the CO2 growth environment. Many – though not all – laboratory experiments indicate...

Volatile organic emissions from the distillation and pyrolysis of vegetation (2006)

J. P. Greenberg, H. Friedli, A. B. Guenther, D. Hanson, P. Harley, T. Karl

Leaf and woody plant tissue (Pinus ponderosa, Eucalyptus saligna, Quercus gambelli, Saccharum officinarum and Oriza sativa) were heated from 30 to 300°C and volatile organic compound (VOC)...

Estimates of global terrestrial isoprene emissions using MEGAN (Model of Emissions of Gases and Aerosols from Nature) (2006)

A. Guenther, T. Karl, P. Harley, C. Wiedinmyer, P. I. Palmer, C. Geron

Reactive gases and aerosols are produced by terrestrial ecosystems, processed within plant canopies, and can then be emitted into the above-canopy atmosphere. Estimates of the above-canopy fluxes are...

The bi-directional exchange of oxygenated VOCs between a loblolly pine (Pinus taeda) plantation and the atmosphere (2005)

T. Karl, P. Harley, A. Guenther, R. Rasmussen, B. Baker, K. Jardine, ...

Using new in-situ field observations of the most abundant oxygenated VOCs (methanol, acetaldehyde, acetone, C3/C4 carbonyls, MVK+MAC and acetic acid) we were able to constrain emission and deposition...

Infective endocarditis in children with congenital heart disease: comparison of selected features in patients with surgical correction or palliation and those without.

Karl, T, Wensley, D, Stark, J, De Leval, M, Rees, P, Taylor, J F

The diagnostic and prognostic features of 44 episodes of infective endocarditis in 42 children with congenital heart disease were reviewed. Endocarditis occurred in 18 patients who had not had...