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Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change
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| Zeitschriftentitel: | Nature Communications |
|---|---|
| Personen und Körperschaften: | , , , , , |
| In: | Nature Communications, 10, 2019, 1 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
Springer Science and Business Media LLC
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| Schlagwörter: |
| author_facet |
Zhu, Jialei Penner, Joyce E. Yu, Fangqun Sillman, Sanford Andreae, Meinrat O. Coe, Hugh Zhu, Jialei Penner, Joyce E. Yu, Fangqun Sillman, Sanford Andreae, Meinrat O. Coe, Hugh |
|---|---|
| author |
Zhu, Jialei Penner, Joyce E. Yu, Fangqun Sillman, Sanford Andreae, Meinrat O. Coe, Hugh |
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Zhu, Jialei Penner, Joyce E. Yu, Fangqun Sillman, Sanford Andreae, Meinrat O. Coe, Hugh Nature Communications Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change General Physics and Astronomy General Biochemistry, Genetics and Molecular Biology General Chemistry Multidisciplinary |
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zhu, jialei |
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Zhu, Jialei Penner, Joyce E. Yu, Fangqun Sillman, Sanford Andreae, Meinrat O. Coe, Hugh 2041-1723 Springer Science and Business Media LLC General Physics and Astronomy General Biochemistry, Genetics and Molecular Biology General Chemistry Multidisciplinary http://dx.doi.org/10.1038/s41467-019-08407-7 <jats:title>Abstract</jats:title><jats:p>Organic nucleation is an important source of atmospheric aerosol number concentration, especially in pristine continental regions and during the preindustrial period. Here, we improve on previous simulations that overestimate boundary layer nucleation in the tropics and add changes to climate and land use to evaluate climate forcing. Our model includes both pure organic nucleation and heteromolecular nucleation of sulfuric acid and organics and reproduces the profile of aerosol number concentration measured in the Amazon. Organic nucleation decreases the sum of the total aerosol direct and indirect radiative forcing by 12.5%. The addition of climate and land use change decreases the direct radiative forcing (−0.38 W m<jats:sup>−2</jats:sup>) by 6.3% and the indirect radiative forcing (−1.68 W m<jats:sup>−2</jats:sup>) by 3.5% due to the size distribution and number concentration change of secondary organic aerosol and sulfate. Overall, the total radiative forcing associated with anthropogenic aerosols is decreased by 16%.</jats:p> Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change Nature Communications |
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Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change |
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Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change |
| title_full |
Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change |
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Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change |
| title_full_unstemmed |
Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change |
| title_short |
Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change |
| title_sort |
decrease in radiative forcing by organic aerosol nucleation, climate, and land use change |
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General Physics and Astronomy General Biochemistry, Genetics and Molecular Biology General Chemistry Multidisciplinary |
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http://dx.doi.org/10.1038/s41467-019-08407-7 |
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2019 |
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<jats:title>Abstract</jats:title><jats:p>Organic nucleation is an important source of atmospheric aerosol number concentration, especially in pristine continental regions and during the preindustrial period. Here, we improve on previous simulations that overestimate boundary layer nucleation in the tropics and add changes to climate and land use to evaluate climate forcing. Our model includes both pure organic nucleation and heteromolecular nucleation of sulfuric acid and organics and reproduces the profile of aerosol number concentration measured in the Amazon. Organic nucleation decreases the sum of the total aerosol direct and indirect radiative forcing by 12.5%. The addition of climate and land use change decreases the direct radiative forcing (−0.38 W m<jats:sup>−2</jats:sup>) by 6.3% and the indirect radiative forcing (−1.68 W m<jats:sup>−2</jats:sup>) by 3.5% due to the size distribution and number concentration change of secondary organic aerosol and sulfate. Overall, the total radiative forcing associated with anthropogenic aerosols is decreased by 16%.</jats:p> |
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| author | Zhu, Jialei, Penner, Joyce E., Yu, Fangqun, Sillman, Sanford, Andreae, Meinrat O., Coe, Hugh |
| author_facet | Zhu, Jialei, Penner, Joyce E., Yu, Fangqun, Sillman, Sanford, Andreae, Meinrat O., Coe, Hugh, Zhu, Jialei, Penner, Joyce E., Yu, Fangqun, Sillman, Sanford, Andreae, Meinrat O., Coe, Hugh |
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| description | <jats:title>Abstract</jats:title><jats:p>Organic nucleation is an important source of atmospheric aerosol number concentration, especially in pristine continental regions and during the preindustrial period. Here, we improve on previous simulations that overestimate boundary layer nucleation in the tropics and add changes to climate and land use to evaluate climate forcing. Our model includes both pure organic nucleation and heteromolecular nucleation of sulfuric acid and organics and reproduces the profile of aerosol number concentration measured in the Amazon. Organic nucleation decreases the sum of the total aerosol direct and indirect radiative forcing by 12.5%. The addition of climate and land use change decreases the direct radiative forcing (−0.38 W m<jats:sup>−2</jats:sup>) by 6.3% and the indirect radiative forcing (−1.68 W m<jats:sup>−2</jats:sup>) by 3.5% due to the size distribution and number concentration change of secondary organic aerosol and sulfate. Overall, the total radiative forcing associated with anthropogenic aerosols is decreased by 16%.</jats:p> |
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| spelling | Zhu, Jialei Penner, Joyce E. Yu, Fangqun Sillman, Sanford Andreae, Meinrat O. Coe, Hugh 2041-1723 Springer Science and Business Media LLC General Physics and Astronomy General Biochemistry, Genetics and Molecular Biology General Chemistry Multidisciplinary http://dx.doi.org/10.1038/s41467-019-08407-7 <jats:title>Abstract</jats:title><jats:p>Organic nucleation is an important source of atmospheric aerosol number concentration, especially in pristine continental regions and during the preindustrial period. Here, we improve on previous simulations that overestimate boundary layer nucleation in the tropics and add changes to climate and land use to evaluate climate forcing. Our model includes both pure organic nucleation and heteromolecular nucleation of sulfuric acid and organics and reproduces the profile of aerosol number concentration measured in the Amazon. Organic nucleation decreases the sum of the total aerosol direct and indirect radiative forcing by 12.5%. The addition of climate and land use change decreases the direct radiative forcing (−0.38 W m<jats:sup>−2</jats:sup>) by 6.3% and the indirect radiative forcing (−1.68 W m<jats:sup>−2</jats:sup>) by 3.5% due to the size distribution and number concentration change of secondary organic aerosol and sulfate. Overall, the total radiative forcing associated with anthropogenic aerosols is decreased by 16%.</jats:p> Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change Nature Communications |
| spellingShingle | Zhu, Jialei, Penner, Joyce E., Yu, Fangqun, Sillman, Sanford, Andreae, Meinrat O., Coe, Hugh, Nature Communications, Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change, General Physics and Astronomy, General Biochemistry, Genetics and Molecular Biology, General Chemistry, Multidisciplinary |
| title | Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change |
| title_full | Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change |
| title_fullStr | Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change |
| title_full_unstemmed | Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change |
| title_short | Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change |
| title_sort | decrease in radiative forcing by organic aerosol nucleation, climate, and land use change |
| title_unstemmed | Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change |
| topic | General Physics and Astronomy, General Biochemistry, Genetics and Molecular Biology, General Chemistry, Multidisciplinary |
| url | http://dx.doi.org/10.1038/s41467-019-08407-7 |