Search Results - "PETIT, R. J"

Contribution of light-absorbing impurities in snow to Greenland’s darkening since 2009 by Dumont, M., Brun, E., Picard, G., Michou, M., Libois, Q., Petit, J-R., Geyer, M., Morin, S., Josse, B.

“…The albedo of the Greenland ice sheet has declined in recent years. Analyses of satellite data, combined with numerical simulations, suggest that Greenland’s…”
Get full text

Dust-climate couplings over the past 800,000 years from the EPICA Dome C ice core by Petit, J. R, Lambert, F, Delmonte, B, Bigler, M, Kaufmann, P. R, Hutterli, M. A, Stocker, T. F, Ruth, U, Steffensen, J. P, Maggi, V

“…Dust can affect the radiative balance of the atmosphere by absorbing or reflecting incoming solar radiation; it can also be a source of micronutrients, such as…”
Get full text

Evidence from wavelet analysis for a mid-Holocene transition in global climate forcing by Debret, M., Sebag, D., Crosta, X., Massei, N., Petit, J.-R., Chapron, E., Bout-Roumazeilles, V.

“…A strong mid-Holocene transition has been identified by wavelet analyses in several sea ice cover records from the circum-Antarctic area, ice core records…”
Get full text

Species relative abundance and direction of introgression in oaks by Lepais, O, Petit, R.J, Guichoux, E, Lavabre, J.E, Alberto, F, Kremer, A, Gerber, S

“…Successful hybridisation and subsequent introgression lead to the transfer of genetic material across species boundaries. In this process, species relative…”
Get full text

Male manipulation impinges on social-dependent tumor suppression in Drosophila melanogaster females by Akiki, Perla, Delamotte, Pierre, Poidevin, Mickael, van Dijk, Erwin L., Petit, Apolline J. R., Le Rouzic, Arnaud, Mery, Frederic, Marion-Poll, Frederic, Montagne, Jacques

“…Physiological status can influence social behavior, which in turn can affect physiology and health. Previously, we reported that tumor growth in Drosophila…”
Get full text

Expression of the bipolar see-saw in Antarctic climate records during the last deglaciation by Frezzotti, M, Stenni, B, Buiron, D, Albani, S, Barbante, C, Bard, E, Barnola, J. M, Baroni, M, Baumgartner, M, Bonazza, M, Capron, E, Castellano, E, Chappellaz, J, Delmonte, B, Falourd, S, Genoni, L, Iacumin, P, Jouzel, J, Kipfstuhl, S, Landais, A, Lemieux-Dudon, B, Maggi, V, Masson-Delmotte, V, Mazzola, C, Minster, B, Montagnat, M, Mulvaney, R, Narcisi, B, Oerter, H, Parrenin, F, Petit, J. R, Ritz, C, Scarchilli, C, Schilt, A, Schüpbach, S, Schwander, J, Selmo, E, Severi, M, Stocker, T. F, Udisti, R

“…Ice-core records of climate from Greenland and Antarctica show asynchronous temperature variations on millennial timescales during the last glacial period. The…”
Get full text

Outlier loci highlight the direction of introgression in oaks by Guichoux, E., Garnier-Géré, P., Lagache, L., Lang, T., Boury, C., Petit, R. J.

“…Loci considered to be under selection are generally avoided in attempts to infer past demographic processes as they do not fit neutral model assumptions…”
Get full text

Current trends in microsatellite genotyping by GUICHOUX, E., LAGACHE, L., WAGNER, S., CHAUMEIL, P., LÉGER, P., LEPAIS, O., LEPOITTEVIN, C., MALAUSA, T., REVARDEL, E., SALIN, F., PETIT, R.J.

“…Microsatellites have been popular molecular markers ever since their advent in the late eighties. Despite growing competition from new genotyping and…”
Get full text

Water-soluble organic carbon in snow and ice deposited at Alpine, Greenland, and Antarctic sites: a critical review of available data and their atmospheric relevance by Legrand, M, Preunkert, S, Jourdain, B, Guilhermet, J, Fa{ï}n, X, Alekhina, I, Petit, J. R

“…While it is now recognized that organic matter dominates the present-day atmospheric aerosol load over continents, its sources remain poorly known. The studies…”
Get full text

High level of genetic differentiation for allelic richness among populations of the argan tree [Argania spinosa (L.) Skeels] endemic to Morocco by EL MOUSADIK, A, PETIT, R. J

“…Genetic diversity at nine isozyme loci was surveyed in an endangered tree species, the argan tree, endemic to south-western Morocco. The species is highly…”
Get full text

Measuring and Testing Genetic Differentiation With Ordered Versus Unordered Alleles by Pons, O, Petit, R. J

“…Estimates and variances of diversity and differentiation measures in subdivided populations are proposed that can be applied to haplotypes (ordered alleles…”
Get full text

A Review of Antarctic Surface Snow Isotopic Composition: Observations, Atmospheric Circulation, and Isotopic Modeling by Masson-Delmotte, V., Hou, S., Ekaykin, A., Jouzel, J., Aristarain, A., Bernardo, R. T., Bromwich, D., Cattani, O., Delmotte, M., Falourd, S., Frezzotti, M., Gallée, H., Genoni, L., Isaksson, E., Landais, A., Helsen, M. M., Hoffmann, G., Lopez, J., Morgan, V., Motoyama, H., Noone, D., Oerter, H., Petit, J. R., Royer, A., Uemura, R., Schmidt, G. A., Schlosser, E., Simões, J. C., Steig, E. J., Stenni, B., Stievenard, M., van den Broeke, M. R., van de Wal, R. S. W., van de Berg, W. J., Vimeux, F., White, J. W. C.

“…A database of surface Antarctic snow isotopic composition is constructed using available measurements, with an estimate of data quality and local variability…”
Get full text

Interpreting last glacial to Holocene dust changes at Talos Dome (East Antarctica): implications for atmospheric variations from regional to hemispheric scales by Albani, S, Delmonte, B, Maggi, V, Baroni, C, Petit, J.-R, Stenni, B, Mazzola, C, Frezzotti, M

“…Central East Antarctic ice cores preserve stratigraphic records of mineral dust originating from remote sources in the Southern Hemisphere, and represent…”
Get full text

Diverging Trends Between Heterozygosity and Allelic Richness During Postglacial Colonization in the European Beech by Comps, B, Gomory, D, Letouzey, J, Thiebaut, B, Petit, R. J

“…Variation at 12 polymorphic isozyme loci was studied in the European beech on the basis of an extensive sample of 389 populations distributed throughout the…”
Get full text

Detection of hybrids in nature: application to oaks (Quercus suber and Q. ilex) by Burgarella, C, Lorenzo, Z, Jabbour-Zahab, R, Lumaret, R, Guichoux, E, Petit, R.J, Soto, A, Gil, L

“…Powerful and accurate detection of first-generation (F1) hybrids and backcrosses in nature is needed to achieve a better understanding of the function and…”
Get full text

Retrieving the paleoclimatic signal from the deeper part of the EPICA Dome C ice core by Tison, J.-L, de Angelis, M, Littot, G, Wolff, E, Fischer, H, Hansson, M, Bigler, M, Udisti, R, Wegner, A, Jouzel, J, Stenni, B, Johnsen, S, Masson-Delmotte, V, Landais, A, Lipenkov, V, Loulergue, L, Barnola, J.-M, Petit, J.-R, Delmonte, B, Dreyfus, G, Dahl-Jensen, D, Durand, G, Bereiter, B, Schilt, A, Spahni, R, Pol, K, Lorrain, R, Souchez, R, Samyn, D

“…An important share of paleoclimatic information is buried within the lowermost layers of deep ice cores. Because improving our records further back in time is…”
Get full text

Tritium Records to Trace Stratospheric Moisture Inputs in Antarctica by Fourré, E., Landais, A., Cauquoin, A., Jean‐Baptiste, P., Lipenkov, V., Petit, J.‐R.

“…Better assessing the dynamic of stratosphere‐troposphere exchange is a key point to improve our understanding of the climate dynamic in the East Antarctica…”
Get full text

Aeolian dust in East Antarctica (EPICA-Dome C and Vostok): Provenance during glacial ages over the last 800 kyr by Delmonte, B., Andersson, P. S., Hansson, M., Schöberg, H., Petit, J. R., Basile-Doelsch, I., Maggi, V.

“…Aeolian mineral dust archived in Antarctic ice cores represents a key proxy for Quaternary climate evolution. The longest and most detailed dust and climate…”
Get full text

The origin of the 1500-year climate cycles in Holocene North-Atlantic records by Debret, M., Bout-Roumazeilles, V., Grousset, F., Desmet, M., McManus, J. F., Massei, N., Sebag, D., Petit, J.-R., Copard, Y., Trentesaux, A.

“…Since the first suggestion of 1500-year cycles in the advance and retreat of glaciers (Denton and Karlen, 1973), many studies have uncovered evidence of…”
Get full text

Climate and atmospheric history of the past 420,000 years from the Vostok ice core, Antarctica by Petit, J. R, Jouzel, J, Raynaud, D, Barkov, N. I, Barnola, J.-M, Basile, I, Bender, M, Chappellaz, J, Davis, M, Delaygue, G, Delmotte, M, Kotlyakov, V. M, Legrand, M, Lipenkov, V. Y, Lorius, C, PÉpin, L, Ritz, C, Saltzman, E, Stievenard, M

“…The recent completion of drilling at Vostok station in East Antarctica has allowed the extension of the ice record of atmospheric composition and climate to…”
Get full text