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  • Assessing potential effects of global climate change on tropical freshwater fishes
  • Freshwater ecosystems
  • assessment of potential effects of climate change on tropical freshwater fishes should focus on changes to water quantity variables in riverine environments.
  • Natural discoloration of freshwater : chemical composition and environmental genesis
  • Bassin-versant ; Coloration ; Cycle de l'eau ; Eau ; Environnement ; Géochimie ; Géographie physique ; Hydrologie ; Matière organique
  • Allier ; Auvergne ; Fluvial hydrology ; France ; Freshwater environment ; Massif Central ; Streams ; Valley
  • Source areas and transport mechanisms for freshwater and brackish-water diatoms deposited in pelagic sediments of the equatorial Atlantic
  • Atlantique ; Atlantique équatorial ; Diatomée ; Eolien ; Géographie physique ; Paléo-environnement ; Paléoclimat ; Sédimentologie ; Transport sédimentaire ; Zone source
  • This paper presents additional evidence on the source areas and transporting agents of freshwater microfossils in sediments of the equatorial Atlantic. This study confirms the validity of paleoclimatic research which inferred eolian transport
  • Dune whitening and inter-dune freshwater ponds in NE Brazil
  • Brazil ; Coastal environment ; Dune ; Fresh water ; Geochemistry ; Palaeoclimatology ; Pond ; Remote sensing ; Rubefaction ; Sand
  • The AA. demonstrate the effect seasonal inter-dune freshwater ponds have on the bleaching of the color of sand dunes by iron reduction in the anaerobic conditions they create. By combining spectral measurements of field samples of dune sand together
  • Brackish environment ; Coastal dynamics ; Coastal environment ; Coastal geomorphology ; Freshwater environment ; Lake ; New Zealand ; Pool ; Sand bar ; Sea level ; South Island
  • Documentary and anecdotal evidence is presented to supplement geomorphological evidence for the conversion of Lake Forsyth (Wairewa) from marine inlet to brackish to freshwater lake within near historic time. Growth of the barrier across the lake
  • The geomorphology, characteristics, and origin of the freshwater marl sediments in the Great Limestone Valley, Maryland, USA
  • Action biogène ; Algue ; Carbonate ; Etang ; Etats-Unis ; Granulométrie ; Holocène ; Marne ; Maryland ; Micromorphologie ; Paléo-environnement ; Sol ; Sédimentologie ; Travertin
  • Algae ; Biogenic process ; Carbonate ; Grain size distribution ; Holocene ; Marne ; Maryland ; Micromorphology ; Palaeo-environment ; Pond ; Sedimentology ; Soil ; Travertine ; United States of America
  • The use and application of freshwater midges (Chironimidae: Insecta: Diptera) in geographical research
  • Bibliographie ; Bio-indicateur ; Biogéographie ; Ecologie ; Ecosystème ; Ecosystème aquatique ; Insecte ; Limnologie ; Paléo-environnement ; Paléoclimatologie
  • Aquatic ecosystem ; Bibliography ; Biogeography ; Biological indicator ; Ecology ; Ecosystem ; Insect ; Limnology ; Palaeo-environment ; Palaeoclimatology
  • Prediction and assessment of potential effects of global environmental change on freshwater sport fish habitat in British Columbia
  • Freshwater ecosystems
  • Biogéographie ; British Columbia ; Canada ; Changement global ; Eau douce ; Environnement ; Habitat ; Modèle ; Poisson
  • Biogeography ; British Columbia ; Canada ; Environment ; Fish ; Fresh water ; Global change ; Habitat;Settlement ; Model
  • Applications of freshwater diatoms to geographical research
  • Analyse multivariée ; Biogéographie ; Diatomée ; Eau douce ; Ecosystème ; Etats-Unis ; Eutrophisation ; Lac ; Minnesota ; Paléo-environnement ; Paléo-écologie ; Paléolimnologie ; Qualité de l'eau ; Quaternaire ; Salinité ; Technique de recherche
  • Biogeography ; Climatic variation ; Diatom ; Ecosystem ; Eutrophication ; Fresh water ; Lake ; Minnesota ; Multivariate analysis ; Palaeo-ecology ; Palaeo-environment ; Palaeolimnology ; Quaternary ; Research technique ; Salinity ; United States
  • The sensitivity of diatoms to a wide variety of environmental variables provides geographers with a multitude of research opportunities. This review focuses on palaeoecological reconstrucions that are based on freshwater diatoms. Geographical
  • Biogeomorphic controls on sedimentation and substrate on a vegetated tidal freshwater delta in upper Chesapeake Bay
  • Bay ; Chesapeake ; Delta ; Earth surface processes ; Ecology ; Freshwater environment ; Grain size distribution ; Habitat ; Humid environment ; Interannual variability ; Maryland ; Riparian vegetation ; Seasonal variability ; Sedimentation ; United
  • The AA. have examined the processes responsible for the disturbing effects of dead leaves in freshwater environments. They studied the four different processes detected in ten different species, and they established their respective role
  • in the pollution of freshwater by dead leaves. These roles are discussed in terms of the phylogeny of the tree species studied, as well as of the functionning of temperate forest ecosystems.
  • Biomineralization processes of iron and manganese. Modern and ancient environments
  • Biogeochemistry ; Freshwater environment ; Geochemistry ; Iron ; Manganese ; Micro-organism ; Organic materials ; Palaeo-environment ; Sedimentology
  • Biogéochimie ; Fer ; Géochimie ; Manganèse ; Matière organique ; Micro-organisme ; Milieu dulçaquatique ; Paléo-environnement ; Sédimentologie
  • This paper summarizes the results of investigations on microbially catalyzed Fe(III) and Mn(IV) reduction in both recent and ancient sedimentary environments.
  • Applied ecology ; Ecotoxicology ; Freshwater environment ; Methodology ; Pollution ; Theory
  • Short-term effects of nitrogen addition and vegetation removal on soil chemical and biological properties in a freshwater marsh in Sanjiang Plain, Northeast China
  • Biogeochemistry ; Biomass ; Carbon ; China ; Ecosystem ; Freshwater environment ; Heilongjiang ; Nitrogen ; North-Eastern China ; Soil ; Soil properties
  • In this study, the effects of N addition and vegetation removal after one growing season on soil properties were examined in a Calamagrostis angustifolia freshwater marsh at the Sangjiang Marsh Wetland Experimental Station in the Heilongjiang
  • Bay ; Brackish environment ; C 14 dating ; California ; Estuary ; Freshwater environment ; Holocene ; Palaeo-environment ; San Francisco ; Stratigraphy ; United States of America
  • Baie ; California ; Datation C 14 ; Estuaire ; Etats-Unis ; Holocène ; Milieu dulçaquatique ; Milieu saumâtre ; Paléo-environnement ; San Francisco ; Stratigraphie
  • , biological, and sedimentary records from wetland peats located near the historical boundary between brackish and freshwater marshes. Twenty-five AMS C 14 dates provide chronostratigraphic control.
  • Abisko National Park ; Arctique scandinave ; Environnement ; Gestion ; Géographie de l'Europe ; Parc naturel ; Projet ; Protection de la nature ; Suède
  • Describes a permanent programme of environmental monitoring developed and managed by the Swedish Environmental Protection Board which covers both air, land, freshwater and sea, monitors long-term changes of the environment.
  • Bélize ; Déboisement ; Eau douce ; Holocène ; Lagon ; Mangrove ; Milieu humide ; Paléo-environnement ; Paléofaune ; Quaternaire ; Salinité
  • Belize ; Deforestation ; Fresh water ; Holocene ; Humid environment ; Lagoon ; Mangrove ; Palaeo-environment ; Palaeozoology ; Quaternary ; Salinity
  • A 5.4 m sequence of peat and marl overlying a basal clay in a northern Belize wetland was studied to assess salinity changes over the past 7000 yr. The distribution of ostracods, gastropods, and foraminifers revealed initially freshwater conditions
  • in a terrestrial wetland, changing to at least mesohaline conditions by about 5600 yr B.P.. Freshwater input likely resulted from massive deforestation by the Maya that began by 4400 yr B.P.. Subsidence of the mangrove peat likely permitted the formation
  • Charophyte remains from Wadi Howar as evidence for deep mid-Holocene freshwater lakes in the eastern Sahara of northwest Sudan
  • Biomarqueur ; Holocène ; Paléo-environnement ; Paléolac ; Quaternaire ; Sahara oriental ; Soudan ; Sédiment lacustre ; Sédimentologie
  • Holocene ; Lacustrine sediment ; Paleo-environment ; Paleolake ; Quaternary ; Sedimentology ; Sudan
  • paléolacs. Discussion de l'utilisation des Charophytes comme biomarqueurs lacustres et comme méthode nouvelle pour la reconstitution des paléo-environnements Quaternaires des régions désertiques.
  • Diatomée ; Estuaire ; Hokkaidô ; Holocène ; Japon ; Mouvement vertical ; Niveau marin ; Paléo-environnement ; Paléo-écologie ; Séisme
  • Diatom ; Earthquake ; Estuary ; Hokkaido ; Holocene ; Japan ; Palaeo-ecology ; Palaeo-environment ; Sea level ; Vertical movement
  • change from estuarine mud to freshwater peat. While the estuarine mud abounds in brackish and marine diatoms, freshwater taxa dominate the peat. This episodic emergence probably contributed to net late Quaternary uplift by negating the kind of submergence