Rangeland Ecology & Management
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- Library Collection RecordThe environmental contexts of the karstic hominin sites in South Africa have been established largely by means of faunal associations; taken together these data suggest a trend from relatively closed…Publication Date 2007
- Environmental change
- grasslands
- [delta]13C
- Fossil enamel
- Plio-Pleistocene
- South Africa
- palaeobotany
- Africa
- Library Collection RecordSince Darwin situated humans in an evolutionary framework, much discussion has focused on environmental factors that may have shaped or influenced the course of human evolution. Developing adaptive…Publication Date 2007
- human evolution
- paleoecology
- Paleoenvironment
- Africa
- palaeobotany
- palaeoecology
- palaeoenvironmental data
- Africa
- Library Collection RecordSusan Kent had been working on a project excavating an open-air archaeological site in the eastern Free State, South Africa, at the time of her death. She had commissioned geological studies, which…Publication Date 2006
- paleoenvironments
- Middle Stone Age
- pollen
- phytoliths
- optically stimulated luminescence dating
- palaeobotany
- Africa
- Library Collection RecordNew detailed biome reconstructions are proposed in East Africa from modern pollen data derived from 150 sites located in northern Kenya (40 sites), north-western Uganda (51 sites) and southern…Publication Date 2006
- palaeobotany
- biomisation
- East Africa
- modern pollen
- plant functional type
- Africa
- Library Collection RecordVegetation changes are documented from a well-dated pollen record from Lake Emakat, Empakaai Crater, northern Tanzania. This pollen record includes the time interval covering the Pleistocene/Holocene…Publication Date 2006
- East Africa
- pollen analysis
- Pleistocene/Holocene transition
- Vegetation Change
- palaeobotany
- Africa
- Library Collection RecordIn this paper, we develop an original statistical method to infer palaeoenvironmental conditions from fossil taxonomical assemblages based on the present-day observed environmental characteristics of…Publication Date 2006
- palaeobotany
- Africa
- Library Collection RecordThe distribution of pollen in marine sediments is used to record vegetation change on the continent. Generally, a good latitudinal correspondence exists between the distribution patterns of pollen in…Publication Date 2006
- palaeobotany
- pollen distribution
- Africa
- Library Collection RecordAlluvial and braided fluvial deposits of the 3.2 Ga Moodies Group in the Barberton greenstone belt, South Africa, are analyzed petrographically and geochemically to identify their source rocks (…Publication Date 2006
- Archean sedimentary rocks
- Paleoweathering
- Paleoclimate
- provenance
- Barberton Greenstone Belt
- palaeobotany
- Africa
- Library Collection RecordWe report five Oligocene-early Miocene pollen assemblages from the Loperot-1 exploration well drilled in the semi-desert Lokichar Basin (latitude 02 ° 21' 46.15'' N, longitude 35 °…Publication Date 2006
- palaeobotany
- Kenya Rift
- Turkana depression
- Lokichar Basin
- Oligo-Miocene
- palynology
- Palaeovegetation
- palaeoclimate
- Palaeogeography
- Africa
- Library Collection RecordIn this study we employ the TRIFFID (Top-down Representation of Interactive Flora and Foliage Including Dynamics) Dynamic Global Vegetation Model (DGVM) and the Hadley Centre Atmospheric General…Publication Date 2006
- Mid-Pliocene
- vegetation
- General Circulation Model
- Top-down Representation of Interactive Flora and Foliage Including Dynamics
- Hominid
- Bipedalism
- palaeobotany
- Africa
- Library Collection RecordSavannah (C4) grasses are first recorded at low latitudes in the mid-Miocene prior to their expansion towards mid-latitudes by approximately the Miocene-Pliocene boundary. In an attempt to determine…Publication Date 2006
- isotopes
- carbon
- Microwear
- Rodent
- South Africa
- Pliocene
- savanna
- palaeobotany
- palaeoclimate
- Africa
- Library Collection RecordSeveral stable carbon isotopic studies have shown that South African australopiths consumed significant quantities of C4 resources (tropical grasses, sedges, or animals that eat those foods), but…Publication Date 2006
- Carbon isotope
- Chimpanzee
- Baboon
- Hominin
- C4
- palaeobotany
- Africa
- Library Collection RecordAbstract C4 photosynthesis had a mid-Tertiary origin that was tied to declining atmospheric CO2, but C4-dominated grasslands did not appear until late Tertiary. According to the 'CO2-threshold…Publication Date 2005
- grasslands
- Miocene
- Paleosols
- photosynthesis
- savannas
- woodlands
- palaeobotany
- Africa
- Library Collection RecordSouthernmost Africa (here meaning South Africa, Lesotho and Swaziland) provides an excellent opportunity for investigating the relations between farming, herding and hunting-gathering communities…Publication Date 2005
- palaeobotany
- palaeoenvironmental data
- Africa
- Library Collection RecordPollen analysis of a 12.8-m-long core (R96-I) from the southern basin of Lake Rukwa (Tanzania, 8°S, 33°E, 793 m a.s.l.) provides new information on the vegetation history of central eastern Africa…Publication Date 2005
- palaeobotany
- pollen
- Late Quaternary
- southern Tanzania
- vegetation dynamics
- lake levels
- climate change
- Africa
- Library Collection RecordPollen analysis of material from a variety of sediment types including those from ponds, streams, a rock-shelter and hyrax dung accumulations in the Blydefontein Basin (31°09'S, 25°05'E,…Publication Date 2005
- palaeobotany
- Africa
- Library Collection RecordStable carbon isotope analyses have shown that South African australopiths did not have exclusively frugivorous diets, but also consumed significant quantities of C4 foods such as grasses, sedges, or…Publication Date 2005
- Hominins
- Paleodiet
- carbon isotopes
- Sedges
- Termites
- Kruger National Park
- palaeobotany
- Africa
- Library Collection RecordThe Blantyre City Area is part of the African savanna in southern Malawi. Sedimentological, geomorphological, chemical and mineralogical studies were conducted to create a lithofacies terrain model.…Publication Date 2005
- Applied geomorphology
- Sedimentology
- savanna
- environment
- Cenozoic
- Malawi
- palaeobotany
- Africa
- Library Collection RecordTo investigate land-sea interactions during deglaciation, we compared proxies for continental (pollen percentages and accumulation rates) and marine conditions (dinoflagellate cyst percentages and…Publication Date 2004
- pollen
- Dinoflagellate cysts
- Alkenones
- SST
- Deglaciation
- Southwestern Africa
- palaeobotany
- Africa
- Library Collection RecordThe carbon isotope signature of fossil phytoliths (silica bodies produced in abundance in the tissue of grasses) presents a promising tool for reconstructing the biogeography of C3 and C4 grasses…Publication Date 2004
- phytoliths
- carbon isotopes
- C3/C4 grasses
- grasslands
- paleoecology
- palaeobotany
- palaeoecology
- Africa
- Library Collection RecordNon-equilibrium processes in savannas are poorly understood because little data is available on how tree abundance has changed over long periods of time. Here I analyse fossil pollen and charcoal…Publication Date 2004
- pollen
- charcoal
- Cyclical
- Phase and transition
- stochastic
- Fourier analysis
- savanna
- plant autecology
- palaeobotany
- Africa
- Library Collection RecordIn this volume in honour of John Rogers we propose a new way of looking at Gondwana and we urge our colleagues everywhere to join us in this venture. The Gondwana Alive Corridors provide a way of…Publication Date 2003
- Gondwana Alive Corridors
- Sixth Extinction
- biodiversity
- consilience
- Earth System Science
- palaeobotany
- ecology
- Africa
- Library Collection RecordMorphological and biogeochemical evidence suggest that australopithecines had diets markedly different from those of extant great apes. Stable carbon isotope analysis, for example, has shown that…Publication Date 2003
- Australopithecines
- C4 photosynthesis
- Stable carbon isotopes
- Early hominids
- Paleodiets
- palaeobotany
- Africa
- Library Collection RecordData from stalagmites in the Makapansgat Valley, South Africa, document regional climatic change in southern Africa in the Late Pleistocene and Holocene. A new TIMS U-series dated stalagmite…Publication Date 2003
- palaeobotany
- palaeoclimate
- Africa
- Library Collection RecordThe distribution of pollen in marine sediments is used to reconstruct pathways of terrigenous input to the oceans and provides a record of vegetation change on adjacent continents. The wind transport…Publication Date 2003
- palaeobotany
- Africa
- Library Collection RecordThe stable carbon isotope ratio of fossil tooth enamel carbonate is determined by the photosynthetic systems of plants at the base of the animal's foodweb. In subtropical Africa, grasses and…Publication Date 2003
- Australopithecines
- South Africa
- carbon isotopes
- diet
- C4 plants
- palaeobotany
- Africa
- Library Collection RecordA new diatom record from Lake Victoria's Pilkington Bay, subsampled at 21- to 25-year intervals and supported by 20 AMS dates, reveals a ~10,000 calendar year environmental history that is…Publication Date 2003
- Africa
- Diatoms
- Lake Victoria
- Monsoons
- Paleoclimate
- palaeobotany
- palaeoclimate
- Africa
- Library Collection RecordThe age-constrained pollen data of a sedimentary sequence from the crater Lake Masoko, southern Tanzania (9°20'S, 33°45'E, 770 m), display a continuous record of vegetation for the past…Publication Date 2003
- palaeobotany
- pollen
- Late Holocene
- southern Tanzania
- Zambezian woodland
- climate change
- human activity
- Africa
- Library Collection RecordSr and Ba levels of two proximal aragonite speleothems from Cold Air Cave, South Africa, are examined at [mu]m resolution. A compositional map derived from parallel secondary ion mass spectrometry…Publication Date 2003
- South Africa
- Cold Air Cave
- Speleothem
- SIMS
- ion probe
- palaeoenvironments
- palaeobotany
- rainfall
- Africa
- Library Collection RecordWoody, subalpine shrubs and grasses currently surround Lake Rutundu, Mount Kenya. Multiple proxies, including carbon isotopes, pollen and grass cuticles, from a 755-cm-long core were used to…Publication Date 2003
- Late Quaternary
- East Africa
- palaeoecology
- fire history
- C3
- C4
- palaeobotany
- Africa
- Library Collection RecordThe origin of the grassy habit during the Eocene and the development of C4 grasses during the Miocene/Pliocene boundary are discussed before the origin of primary and secondary grassland in Eurasia…Publication Date 2002
- palaeobotany
- Africa
- Library Collection RecordFossil plants and terrestrial gastropods collected by the Uganda Palaeontology Expedition at Bukwa site I in 1997 and 1998, throw light on the palaeoenvironmental conditions that characterised the…Publication Date 2002
- Early Miocene
- palaeoenvironment
- grassland ecosystem
- terrestrial gastropods
- palaeosols
- volcanic ashes
- Uganda
- Miocène inférieur
- paléoenvironnement
- savane
- gastéropodes terrestres
- Paleosols
- cendres volcaniques
- Ouganda
- palaeobotany
- palaeoecology
- Africa
- Library Collection RecordThe eastern margins of the Great Karoo, South Africa, represent a transition zone between the semi-arid shrublands of the Karoo to the west and the moister grasslands of the east. For this reason,…Publication Date 2002
- palaeobotany
- palaeoclimate
- Africa
- Library Collection RecordPleistocene to Holocene as well as recent trends in climate have an influence on the composition of savanna-forest vegetation fringes in Africa, dominated mainly by savanna (C4) and mainly forest (C3…Publication Date 2002
- Holocene
- palaeoenvironment
- Rainforest-savanna boundary
- Fluvial dynamics
- Alluvial soils
- Central Africa
- palaeobotany
- palaeoclimate
- Africa
- Library Collection RecordIn the Otjiwarongo region (Northern Namibia), Vertisol-Kastanozem-Calcisol soil associations occur as patches of several hundred hectares in extent. They have formed in fine-grained Mid-Holocene…Publication Date 2002
- Kastanozems
- Namibia
- soil erosion
- Environmental change
- Holocene
- palaeobotany
- Africa
- Library Collection RecordStomatal size and density were measured from graminoid cuticular fragments extracted from dated sediments in two tropical-montane crater lakes on Mount Kenya. The sediments had been dated in other…Publication Date 2002
- stomata
- CO2
- glacial-interglacial transition
- grasses
- Mount Kenya
- East Africa
- Late Quaternary
- palaeobotany
- Africa
- Library Collection RecordPollen evidence suggests that grasslands were well established in southern Africa by the Late Tertiary. Evidence for grassland composition in the region during the Quaternary includes published…Publication Date 2002
- C3/C4 grasses
- Last Glacial Maximum
- pollen
- phytoliths
- isotopes
- palaeobotany
- palaeoclimate
- Africa
- Library Collection RecordStable carbon and oxygen isotope analyses of ungulate grazers from four archaeological sites located in different environs within the Caledon River Valley have provided a relatively well-dated proxy…Publication Date 2002
- terminal Pleistocene
- Holocene
- carbon and oxygen isotopes
- southern Africa
- palaeoenvironments
- palaeobotany
- palaeoclimate
- Africa
- Library Collection RecordThe microscopic charcoal content of several Quaternary pollen sequences is used to investigate fire history in South Africa both during the Holocene and the Late Pleistocene. Although fluctuations in…Publication Date 2002
- microscopic charcoal
- pollen sequences
- fire history
- Iron Age
- Quaternary
- South Africa
- palaeobotany
- Africa
- Library Collection RecordA diverse assemblage of terrestrial plant palynomorphs is reported from Koingnaas, a site in the Namaqualand region of the Northern Cape Province, South Africa. In excess of one hundred palynomorph…Publication Date 2001
- palaeobotany
- Africa
- Library Collection RecordThe paper begins by examining the importance of southern African Quaternary environmental change. The Quaternary is characterised by repeated climatic changes of considerable amplitude; analysis of…Publication Date 2001
- Quaternary
- Landform evolution
- Environmental change
- human impact
- palaeobotany
- palaeoclimate
- palaeoecology
- Africa
- Library Collection RecordAbstract Pollen data from 18,000 14C yr bp were compiled in order to reconstruct biome distributions at the last glacial maximum in southern Europe and Africa. Biome reconstructions were made using…Publication Date 2000
- Pollen data
- plant functional types
- Biomes
- vegetation changes
- Europe
- Africa
- Last Glacial Maximum
- palaeobotany
- Africa
- Library Collection Record13C/12C ratios in plants depend on factors like temperature, evaporation or seasonal moisture distribution. Fluctuations of 13C/12C in Procavia capensis (hyrax) dung samples from different vegetation…Publication Date 2000
- hyrax
- dung deposits
- stable carbon isotope
- Late Quaternary
- Vegetation Change
- palaeobotany
- palaeoenvironmental data
- Africa
- Library Collection RecordDinoflagellate cyst and pollen records from marine sediments off the southwestern African coast reveal three major aridification periods since the last glaciation and an environmental correlation…Publication Date 2000
- aridification
- upwelling
- pollen
- dinoflagellate cyst
- interhemispheric asynchrony
- Southwestern Africa
- palaeobotany
- Africa
- Library Collection RecordThe long-term Quaternary vegetation and climate history in South Africa's savanna biome since ca. 190,000 yr BP, is elucidated by the palynological record of lake sediments in the Tswaing Crater…Publication Date 1999
- palaeobotany
- palaeoclimate
- Africa
- Library Collection RecordSediments from Sacred Lake and Lake Nkunga on the northeastern flank of Mount Kenya have a sequential palaeoclimatic and palæoenvironmental record covering most of the Late Quaternary period: from…Publication Date 1999
- palaeobotany
- palaeoclimate
- Africa
- Library Collection RecordPhytolith investigations of surface soil samples and of soil profiles from rain forest soils of northeastern and eastern D.R. Congo (former Zaire, tropical humid Africa) and from a grass-covered Bas-…Publication Date 1999
- opal phytoliths
- Central Africa
- Vegetation history
- phytolith classification
- phytolith spectra
- palaeobotany
- Africa
- Library Collection RecordThis paper discusses land use patterns of hunter-gatherers inhabiting arid grasslands of later Pleistocene East Africa, inferred from an analysis of raw material economy in five Later Stone Age (LSA…Publication Date 1999
- palaeobotany
- land use
- grasslands
- Africa
- Library Collection RecordStudies of the auriferous Witwatersrand placers and associated rocks have revealed that certain palaeo-environments, especially braided fluvial, are particularly well represented in this part of the…Publication Date 1998
- palaeo-environments
- gold placers
- pre-vegetation
- braided streams
- Witwatersrand
- palaeobotany
- Africa
- Library Collection RecordThis research addresses the potential contribution of strontium isotopes to the reconstruction of early hominid behavior at the Swartkrans site in the Sterkfontein Valley of Gauteng Provence (…Publication Date 1998
- palaeobotany
- Africa