Isotopic evidence of C4 grasses in southwestern Europe during the Early Oligocene–Middle Miocene MA Urban, DM Nelson, G Jiménez-Moreno, JJ Châteauneuf, A Pearson, ... Geology 38 (12), 1091-1094, 2010 | 79 | 2010 |
Long‐term variability and rainfall control of savanna fire regimes in equatorial East Africa DM Nelson, D Verschuren, MA Urban, FS Hu Global Change Biology 18 (10), 3160-3170, 2012 | 69 | 2012 |
A hierarchical Bayesian approach to the classification of C< sub> 3</sub> and C< sub> 4</sub> grass pollen based on SPIRAL δ< sup> 13</sup> C data MA Urban, DM Nelson, R Kelly, T Ibrahim, M Dietze, A Pearson, FS Hu Geochimica et Cosmochimica Acta 121, 168-176, 2013 | 15* | 2013 |
Spatiotemporal variation in the origin of C< sub> 4</sub> grasses: δ< sup> 13</sup> C analysis of grass pollen from the southeastern United States DM Nelson, MA Urban, FS Hu Palaeogeography, Palaeoclimatology, Palaeoecology 396, 227-231, 2014 | 7 | 2014 |
A HIERARCHICAL BAYESIAN APPROACH TO THE CLASSIFICATION OF C 3 AND C 4 GRASSES BASED ON THE δ 13 C DATA OF INDIVIDUAL POLLEN GRAINS MA URBAN 2013 GSA Annual Meeting in Denver, 2013 | | 2013 |
HOW FIRE, PCO 2, AND CLIMATE CONTROL C 3/C 4 VARIATION: A LATE-QUATERNARY PERSPECTIVE FROM EQUATORIAL EAST AFRICA MA URBAN 2011 GSA Annual Meeting in Minneapolis, 2011 | | 2011 |
Tundra fire regimes in the Alaskan Arctic: Vegetation-fire linkages during the late Holocene ML Chipman, PE Higuera, J Allen, MA Urban, S Rupp, F Hu AGU Fall Meeting Abstracts 1, 1517, 2009 | | 2009 |
When did C4 Photosynthesis originate: New evidence from delta13C analysis of single grass-pollen grains MA Urban, DM Nelson, A Pearson, F Hu AGU Fall Meeting Abstracts 1, 1395, 2009 | | 2009 |
Forest Responses to Late Holocene Climate Change in North-central Wisconsin: A Comparative Plant Macrofossil Study of Two Adjacent Lakes MA Urban ProQuest, 2008 | | 2008 |
Forest responses to late Holocene climate change in north-central Wisconsin: a high-resolution study from Hell's Kitchen Lake. MA Urban, RK Booth, ST Jackson, TA Minckley AGU Fall Meeting Abstracts 1, 0106, 2007 | | 2007 |