{"id":"https://openalex.org/W1986305409","doi":"https://doi.org/10.1016/0033-5894(75)90040-x","title":"The Contemporary Distribution of Pollen in Eastern North America: A Comparison with the Vegetation","display_name":"The Contemporary Distribution of Pollen in Eastern North America: A Comparison with the Vegetation","publication_year":1975,"publication_date":"1975-09-01","ids":{"openalex":"https://openalex.org/W1986305409","doi":"https://doi.org/10.1016/0033-5894(75)90040-x","mag":"1986305409"},"language":"en","primary_location":{"id":"doi:10.1016/0033-5894(75)90040-x","doi":"https://doi.org/10.1016/0033-5894(75)90040-x","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0033-5894(75)90040-x","pdf_url":null,"source":{"id":"https://openalex.org/S202995604","display_name":"Quaternary Research","issn_l":"0033-5894","issn":["0033-5894","1096-0287"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","erih-plus","jufo-1","norway-1","poland-100","russia-white-list-1"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Quaternary Research","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5105413886","display_name":"Ronald B. Davis","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I7947594","display_name":"University of Maine","ror":"https://ror.org/01adr0w49","country_code":"US","type":"education","lineage":["https://openalex.org/I2802397601","https://openalex.org/I7947594"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ronald B. Davis","raw_affiliation_strings":["Department of Botany and Plant Pathology and Institute for Quaternary Studies, University of Maine, Orono, Maine 04473, USA","Institute for Quaternary Studies, University of Maine, Orono, Maine 04473, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Botany and Plant Pathology and Institute for Quaternary Studies, University of Maine, Orono, Maine 04473, USA","institution_ids":["https://openalex.org/I7947594"]},{"raw_affiliation_string":"Institute for Quaternary Studies, University of Maine, Orono, Maine 04473, USA","institution_ids":["https://openalex.org/I7947594"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5104064687","display_name":"Thompson Webb","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I27804330","display_name":"Brown University","ror":"https://ror.org/05gq02987","country_code":"US","type":"education","lineage":["https://openalex.org/I27804330"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Thompson Webb","raw_affiliation_strings":["Department of Geological Sciences, Brown University, Providence, Rhode Island 02912 USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Geological Sciences, Brown University, Providence, Rhode Island 02912 USA","institution_ids":["https://openalex.org/I27804330"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3550,"currency":"USD","value_usd":3550},"apc_paid":null,"fwci":11.7119,"has_fulltext":false,"cited_by_count":171,"citation_normalized_percentile":{"value":0.98892003,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"5","issue":"3","first_page":"395","last_page":"434"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12618","display_name":"Botany and Plant Ecology Studies","score":0.3463999927043915,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T12618","display_name":"Botany and Plant Ecology Studies","score":0.3463999927043915,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10017","display_name":"Geology and Paleoclimatology Research","score":0.2912999987602234,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10877","display_name":"Allergic Rhinitis and Sensitization","score":0.1160999983549118,"subfield":{"id":"https://openalex.org/subfields/2723","display_name":"Immunology and Allergy"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/pollen-distribution","display_name":"pollen distribution","score":0.8550000190734863},{"id":"https://openalex.org/keywords/pollen-vegetation-relationships","display_name":"pollen-vegetation relationships","score":0.5569999814033508},{"id":"https://openalex.org/keywords/eastern-north-america","display_name":"eastern North America","score":0.7680000066757202},{"id":"https://openalex.org/keywords/modern-pollen-spectra","display_name":"modern pollen spectra","score":0.6029999852180481},{"id":"https://openalex.org/keywords/boreal-forest","display_name":"boreal forest","score":0.7390000224113464},{"id":"https://openalex.org/keywords/deciduous-forest","display_name":"deciduous forest","score":0.8989999890327454},{"id":"https://openalex.org/keywords/tundra","display_name":"tundra","score":0.6460000276565552},{"id":"https://openalex.org/keywords/vegetation-mapping","display_name":"vegetation mapping","score":0.46399998664855957},{"id":"https://openalex.org/keywords/pine","display_name":"pine","score":0.37299999594688416},{"id":"https://openalex.org/keywords/birch","display_name":"birch","score":0.7699999809265137},{"id":"https://openalex.org/keywords/oak","display_name":"oak","score":0.8309999704360962},{"id":"https://openalex.org/keywords/spruce","display_name":"spruce","score":0.9879999756813049},{"id":"https://openalex.org/keywords/alnus","display_name":"alder","score":0.8560000061988831},{"id":"https://openalex.org/keywords/white-pine","display_name":"white pine","score":0.5640000104904175},{"id":"https://openalex.org/keywords/taxodium-distichum","display_name":"Taxodium distichum","score":0.8130000233650208}],"concepts":[{"id":"https://openalex.org/C2780618852","wikidata":"https://www.wikidata.org/wiki/Q79932","display_name":"Pollen","level":2,"score":0.7502245903015137},{"id":"https://openalex.org/C2778499038","wikidata":"https://www.wikidata.org/wiki/Q25239","display_name":"Alder","level":2,"score":0.6443042159080505},{"id":"https://openalex.org/C2776500793","wikidata":"https://www.wikidata.org/wiki/Q25403","display_name":"Beech","level":2,"score":0.6101270914077759},{"id":"https://openalex.org/C33283694","wikidata":"https://www.wikidata.org/wiki/Q1131316","display_name":"Deciduous","level":2,"score":0.5928629636764526},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.5616214871406555},{"id":"https://openalex.org/C125069764","wikidata":"https://www.wikidata.org/wiki/Q43262","display_name":"Tundra","level":3,"score":0.5151768922805786},{"id":"https://openalex.org/C2779237806","wikidata":"https://www.wikidata.org/wiki/Q739430","display_name":"Tsuga","level":2,"score":0.4695014953613281},{"id":"https://openalex.org/C87621631","wikidata":"https://www.wikidata.org/wiki/Q69564","display_name":"Taiga","level":2,"score":0.43093204498291016},{"id":"https://openalex.org/C97137747","wikidata":"https://www.wikidata.org/wiki/Q38112","display_name":"Forestry","level":1,"score":0.4287172853946686},{"id":"https://openalex.org/C2989150663","wikidata":"https://www.wikidata.org/wiki/Q218425","display_name":"Black spruce","level":3,"score":0.41170644760131836},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.38077133893966675},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.3643845319747925},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.3595760464668274},{"id":"https://openalex.org/C518008717","wikidata":"https://www.wikidata.org/wiki/Q25322","display_name":"Arctic","level":2,"score":0.18372842669487},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.16944721341133118},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0033-5894(75)90040-x","doi":"https://doi.org/10.1016/0033-5894(75)90040-x","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0033-5894(75)90040-x","pdf_url":null,"source":{"id":"https://openalex.org/S202995604","display_name":"Quaternary Research","issn_l":"0033-5894","issn":["0033-5894","1096-0287"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","erih-plus","jufo-1","norway-1","poland-100","russia-white-list-1"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Quaternary Research","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","score":0.8125,"display_name":"Life on land"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":89,"referenced_works":["https://openalex.org/W52940188","https://openalex.org/W760851493","https://openalex.org/W767058460","https://openalex.org/W774103555","https://openalex.org/W793507633","https://openalex.org/W807033348","https://openalex.org/W853965734","https://openalex.org/W1509430474","https://openalex.org/W1515580926","https://openalex.org/W1570596556","https://openalex.org/W1965279182","https://openalex.org/W1966325538","https://openalex.org/W1969329622","https://openalex.org/W1971202366","https://openalex.org/W1981162877","https://openalex.org/W1983891076","https://openalex.org/W1987445567","https://openalex.org/W1987753362","https://openalex.org/W1987975679","https://openalex.org/W1989201092","https://openalex.org/W1990128017","https://openalex.org/W1994817413","https://openalex.org/W1996039675","https://openalex.org/W1997980915","https://openalex.org/W2005898472","https://openalex.org/W2008539671","https://openalex.org/W2011505104","https://openalex.org/W2013634799","https://openalex.org/W2013998235","https://openalex.org/W2017313182","https://openalex.org/W2021672104","https://openalex.org/W2021705785","https://openalex.org/W2023847064","https://openalex.org/W2024840639","https://openalex.org/W2026635519","https://openalex.org/W2028590182","https://openalex.org/W2034066065","https://openalex.org/W2043369900","https://openalex.org/W2046187149","https://openalex.org/W2055567052","https://openalex.org/W2057469279","https://openalex.org/W2059623955","https://openalex.org/W2063122795","https://openalex.org/W2069054244","https://openalex.org/W2071258578","https://openalex.org/W2077094839","https://openalex.org/W2079453955","https://openalex.org/W2080834785","https://openalex.org/W2093361684","https://openalex.org/W2096943521","https://openalex.org/W2103230933","https://openalex.org/W2105171205","https://openalex.org/W2114178012","https://openalex.org/W2117495162","https://openalex.org/W2121874697","https://openalex.org/W2129308667","https://openalex.org/W2132328854","https://openalex.org/W2153419043","https://openalex.org/W2162002630","https://openalex.org/W2168487100","https://openalex.org/W2185945302","https://openalex.org/W2217212961","https://openalex.org/W2315765270","https://openalex.org/W2316452980","https://openalex.org/W2320250242","https://openalex.org/W2320285530","https://openalex.org/W2329250764","https://openalex.org/W2330326630","https://openalex.org/W2335480176","https://openalex.org/W2340295396","https://openalex.org/W2376064374","https://openalex.org/W2480559470","https://openalex.org/W2547198741","https://openalex.org/W2606862103","https://openalex.org/W2613672812","https://openalex.org/W2746396053","https://openalex.org/W2747577779","https://openalex.org/W2784501140","https://openalex.org/W2796867961","https://openalex.org/W2796884538","https://openalex.org/W2910133948","https://openalex.org/W2910935587","https://openalex.org/W2978474945","https://openalex.org/W3111805436","https://openalex.org/W3211918558","https://openalex.org/W4285719527","https://openalex.org/W6787426520","https://openalex.org/W7033205222","https://openalex.org/W7056640737"],"related_works":["https://openalex.org/W2480559470","https://openalex.org/W1975073263","https://openalex.org/W2064485518","https://openalex.org/W1979851907","https://openalex.org/W1979054096","https://openalex.org/W2052593902","https://openalex.org/W1723674510","https://openalex.org/W2058764309","https://openalex.org/W2044119885","https://openalex.org/W2069054244"],"abstract_inverted_index":{"By":[0],"mapping":[1],"and":[2,27,45,68,95,101,109,124,129,140,144,150,155,162,169,193,201,214,275,344,346],"summarizing":[3],"478":[4],"pollen":[5,26,36,56,72,86,176,195,236,262,317],"counts":[6,314],"from":[7,249,337,353],"surface":[8],"samples":[9,333,352],"at":[10],"406":[11],"locations":[12],"in":[13,38,88,114,131,146,186,225,264,271,279,286,303,348],"eastern":[14],"North":[15],"America,":[16],"this":[17,39],"study":[18],"documents":[19],"the":[20,23,59,64,75,84,115,132,147,159,181,187,190,215,219,233,246,250,258,265,272,280,287,291,295,304,309,354],"relationships":[21],"between":[22],"distributions":[24],"of":[25,63,70,153,158,196,211,221,227,232,260,297,300,315,324,341,365],"vegetation":[28,305],"on":[29,327],"a":[30,362],"continental":[31],"scale.":[32],"The":[33,66,205,322],"most":[34],"common":[35],"types":[37,57,87,177],"region":[40,192],"are":[41,178,224,255],"pine,":[42,121,138],"birch,":[43,93,123],"oak,":[44,166],"spruce.":[46],"Maps":[47],"showing":[48],"isopercentage":[49],"contours":[50],"or":[51],"isopolls":[52],"for":[53,74,83,180],"13":[54],"important":[55],"reflect":[58,294],"general":[60],"N-S":[61],"zonation":[62],"vegetation.":[65],"maps":[67,206],"tabulations":[69],"average":[71],"spectra":[73],"six":[76],"major":[77,247],"vegetational":[78],"regions":[79],"indicate":[80,330],"high":[81],"values":[82,152],"following":[85],"each":[89,349],"region:":[90],"(1)":[91],"tundra-nonarboreal":[92],"sedge,":[94],"alder;":[96,102],"(2)":[97],"forest/tundra-spruce,":[98],"nonarboreal":[99],"birch":[100,111],"(3)":[103],"boreal":[104,273,288],"forest-spruce,":[105],"jack":[106],"pine":[107],"(type),":[108],"arboreal":[110,122],"with":[112,126,142,199],"fir":[113],"southeastern":[116,164,212],"part;":[117,134],"(4)":[118],"conifer/hardwood":[119],"forest-white":[120],"hemlock":[125],"beech,":[127],"maple,":[128],"oak":[130,154],"southern":[133],"(5)":[135],"deciduous":[136],"forest-oak,":[137],"hickory,":[139,167],"elm,":[141],"beech":[143],"maple":[145],"northern":[148],"part,":[149],"highest":[151],"hickory":[156],"west":[157],"Appalachian":[160],"crest;":[161],"(6)":[163],"forest-pine,":[165],"tupelo,":[168],"Myricaceae.":[170],"In":[171,189],"some":[172],"cases,":[173],"less":[174],"abundant":[175],"diagnostic":[179],"region,":[182],"e.g.,":[183,257],"bald":[184],"cypress":[185],"southeast.":[188],"conifer-hardwood":[191],"southward,":[194],"weeds":[197],"associated":[198],"deforestation":[200],"agriculture":[202],"is":[203],"abundant.":[204],"also":[207],"show":[208],"that":[209,331,366],"much":[210],"U.S.":[213],"area":[216],"just":[217],"to":[218,360],"east":[220],"Hudson":[222],"Bay":[223],"need":[226],"additional":[228],"sampling.":[229],"At":[230],"51":[231],"sites,":[234],"absolute":[235,298],"frequencies":[237],"(APF;":[238],"grains/ml":[239],"lake":[240],"sediment)":[241],"were":[242],"obtained.":[243],"These":[244],"confirm":[245],"conclusions":[248],"percentage":[251],"data,":[252],"but":[253],"differences":[254],"evident,":[256],"percentages":[259,277],"alder":[261,268],"peak":[263,270,278,285],"tundra":[266],"whereas":[267,282],"APFs":[269,284],"forest,":[274],"spruce":[276,283],"forest-tundra":[281],"forest.":[289],"Because":[290],"APF":[292,320,328,332],"data":[293],"patterns":[296],"abundance":[299],"individual":[301],"taxa":[302],"as":[306,308],"well":[307],"overall":[310],"forest":[311],"densities,":[312],"future":[313],"modern":[316],"should":[318,334,357],"include":[319],"determinations.":[321],"effects":[323],"sedimentation":[325],"processes":[326],"quantities":[329],"be":[335,358],"obtained":[336],"moderate":[338],"size":[339],"lakes":[340],"similar":[342],"morphology":[343],"hydrology":[345],"that,":[347],"lake,":[350],"several":[351],"profundal":[355],"zone":[356],"pooled":[359],"create":[361],"sample":[363],"representative":[364],"lake.":[367]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":2}],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2016-06-24T00:00:00"}