Search Help
Did you find what you were looking for? Yes No
Thumbnail Icon [ISO_Topic_Category='BIOTA']


Refine by Category
 
Refine by Full text

 

6647 Titles Match Your Query
Previous Showing 51 through 100 of 6647 Next
51. Estimates of growth rates of lichen from photographs of lichen thalli on the Mt Falconer summit and ridge and the Rhone Bench (above Lake Bonney), Taylor Valley [K024_1980_2008_NZ_1]
A small number of lichen thalli on Mt Falconer summit and ridge and the Rhone Bench (above Lake Bonney) were marked and photographed during the 80-81 field season. These plants were refound over subsequent ...


52. Examination of the photosynthetic behaviour (energy content, nutrient content, productivity and acclimation) of mosses and lichens throughout the summer season at Cape Hallett [K024_2004_2006_NZ_2]
A possible sign of climate change is likely to be improved production and growth in plants. The response of net photosynthetic rates were measured on the large areas of relatively uniform moss cover ...


53. Experimental measurements of the effects of the environmental factors (temperature, light, water content and carbon dioxide concentration) on the photosynthesis activity of Antarctic mosses and lichens at Cape Hallett [K024_1998_1999_NZ_2]
A detailed study of how the environmental factors temperature, light, water content and carbon dioxide concentration affected photosynthesis of the two common mosses Bryum argenteum and B. pseudotriquetrum ...


54. GIS mapping of vegetation cover at two specially protected areas; Botany Bay, Granite Harbour and Cape Bird [K024_2007_2008_NZ_2]
The ground cover of vegetation was mapped for the entire ASPA (Antarctic Specially Protected Areas) at Botany Bay, Granite Harbour and at Cape Bird including mosses, lichen and algae. The method for ...


55. Measurements of climate data and the effect of high light and low temperature on the photosynthetic response (photosynthetic gas exchange rates and fluorescence) of mosses and lichens at Granite Harbour [K024_1994_1995_NZ_1]
The winter snowfall (during 1994) was unusually large and the area of Botany Bay was uniformly covered to a depth of 50 to 70cm. Furthermore, air temperatures were low being rarely above -6° C. These ...


56. Measurements of lichen activity (chlorophyll a fluorescence) for an entire year from Botany Bay, Granite Harbour [K024_1999_2000_NZ_3]
A system was established at the back of Botany bay to monitor chlorophyll a fluorescence from a thallus of Umbilicaria aprina continuously through the winter and the next season (lichen activity through ...


57. Measurements of photosynthetic recovery after the winter cold and desiccation at Botany Bay, Granite Harbour [K024_2000_2001_NZ_1]
Three CMS400 photosynthesis systems were used to study the recovery of photosynthetic activity by lichens and mosses rewetted for the first time after the winter at Botany Bay, Granite Harbour.


58. Measurements of the shielding against UVA by protective pigments in the moss Bryum subrotundifolium at Botany Bay, Granite Harbour [K024_2000_2001_NZ_2]
A new chlorophyll fluorescence system, UVA PAM allowed the protective shield against UVA radiation to be measured in the moss Bryum subrotundifolium. An area of the moss was heavily shaded for 10 ...


59. Microclimate measurements (air temperature, light levels and relative humidity) near vegetation at Botany Bay, Granite Harbour [K024_1999_2000_NZ_1]
Several data loggers were deployed in and around plants in order to obtain more information of conditions at the plant level to be able to determine if plants performance characteristics are adapted ...


60. Microfauna surveys of the vegetation of the Fryxell Stream flush area, Taylor Valley [K024_1989_1990_NZ_2]
Mosses were sampled from the Canada Glacier flush area, Taylor Valley, for included animals (major groups of microfauna in Antarctica are the protozoa, nematoda, tardigrada and rotifers) to attempt ...


61. Nutrient transfer from penguin colonies to the vegetation at Cape Hallett: A measurement of the transfer of organic nitrogen in the form of ammonia [K024_2004_2006_NZ_3]
The transfer of nutrients from marine to terrestrial ecosystems are though to be important for vegetation. The transfer rate of organic nitrogen in the form of ammonia from the penguin colonies to ...


62. Photosynthesis, fluorescence and microclimate measurements of several species of mosses and lichens from Botany Bay at Granite Harbour [K024_1991_1992_NZ_1]
The photosynthetic rate of Antarctic mosses and lichens was studied with investigations into the effects of high levels of light radiation and of possible UV effects. The mosses Pottia heimii, Bryum ...


63. Photosynthetic physiology (CO2/O2 exchange, optimum temperature and light levels) of common bryophytes species that grow in the melt streams from glaciers in the Dry Valleys [K024_1979_1980_NZ_3]
Previous work (by Rostofer, 1970) covered the photosynthetic physiology of two common bryophyte species (Bryum antarcticum and B. Argenteum) found in the melt-streams from glaciers in the Dry Valleys ...


64. Plant biodiversity survey of the Cape Hallett region [K024_2004_2006_NZ_1]
Changes in biodiversity (the numbers, types and amount of terrestrial lichens and mosses) are expected to be one signal for environmental change. Better collection techniques, better identification ...


65. Plant biodiversity survey of the Granite Harbour, Darwin Glacier and Cape Crozier regions [K024_2006_2008_NZ_2]
The distribution and identity of lichens, mosses and endolithic algae were examined at sites around Granite Harbour, the Darwin Glacier and Igloo Spur at Cape Crozier to extend sampling of the Ross ...


66. Population genetics of the lichen species Umbilicaria aprina, Umbilicaria decussata and Buellia frigida along a latitudinal gradient in the Ross Sea region [K024_2006_2008_NZ_1]
A latitudinal change in population genetics of selected lichen species was conducted to determine whether these lichen communities have spread along a latitudinal gradient from northern latitudes ...


67. Testing if a greenhouse can be used in Antarctic conditions [K024_1979_1980_NZ_4]
A glasshouse was constructed in the Taylor Valley made out of wood and three sheets of plastic to determine if plants were able to be grown in Antarctic conditions.


68. The distribution and identity of terrestrial plant communities of the Lower Taylor Valley including lichens, mosses, hypolithic and endolithic algae [K024_1989_1990_NZ_4]
In the 1989-1990 season collecting trips were made to the Kukri Hills and to Mt. Falconer to prepare an initial species list of the Lower Taylor Valley. In the 2002-2003 season walking trips were ...


69. The photosynthetic performance (photosynthesis response curves to light and water content at various temperatures) of the pale and dark forms of the lichen Usnea spacelata from Cape Royds [K024_1996_1997_NZ_4]
The photosynthetic performance of the fruticose lichen Usnea sphacelata was measured using advanced, climatised photosynthetic cuvettes at Scott Base. Individuals of the Usnea sp were identified and ...


70. Vegetation mapping of the Fryxell Stream flush, Taylor Valley [K024_1989_1990_NZ_1]
The Frxyell Stream flows into Lake Fryxell in the Taylor Valley. Canada Pond lies upstream of Lake Fryxell adjacent to the Canada Glacier. The Fryxell Stream flush, both the upper flush (flush area ...


71. Vegetation survey in a proposed long-term monitoring site at Castle Rock [K024_1996_1997_NZ_1]
The site, near Castle Rock was delineated in a previous season by another investigator. The area was carefully searched and plants located, identified and as necessary, collected for herbarium and ...


72. Vegetation surveys and trails of a 'tracker' system to allow both topography and plant occurrence to be mapped at Cape Royds [K024_1996_1997_NZ_2]
A species list and vegetation notes of the Cape Royds area was completed. A high density of lichens occurred (eg Usnea sphacelata)at Horseshoe Bay and inland near the ice edge (Caloplaca sp.). A 'tracker' ...


73. Vegetation surveys of Granite Harbour region including Cape Geology, Botany Bay, Kar Plateau, Lion Island, Couloir Cliffs and Flat Iron [K024_1989_2000_NZ_1]
A preliminary survey of the plant life was conducted at Botany Bay and Cape Geology (Granite Harbour) to prepare an initial species list and to assess the general richness of the area (1989-1990). ...


74. MUX - MultiSpectral Camera (CBERS 4) Imagery [INPE_CBERS4_MUX_1]
CBERS-4 MUX - Multispectral Camera. This camera is built under Brazilian responsibility. It is a multispectral camera with four spectral band covering the wavelength range from blue to near infrared ...


75. VIIRS 375m, I-Band Active Fire Product NRT (Vector Data) [VNP14IMGTDL_NRT_1]
The VIIRS 375m active fire product is the latest product to be added to FIRMS. It provides data from the Visible Infrared Imaging Radiometer Suite (VIIRS) sensor aboard the Suomi-National Polar-orbiting ...


76. MUX - MultiSpectral Camera (CBERS 4) Imagery [INPE_CBERS4_MUX]
CBERS-4 MUX - Multispectral Camera. This camera is built under Brazilian responsibility. It is a multispectral camera with four spectral band covering the wavelength range from blue to near infrared ...


77. Penguin population dynamics data from the Mapping Application for Penguin Populations and Projected Dynamics. 1982 - 2016 [MAPPPD_2016_1.1]
The Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) and the Antarctic Treaty System (ATS) have committed to using ecosystem-based management approaches in Antarctica. ...


78. BEACON VALLEY METEOROLOGICAL STATION MEASUREMENTS [LTER_MCM_BEACON_VALLEY_MET]   PARENT METADATA
[From "https://lternet.edu/lter-sitesdatasets/meteorology/beacon.html"] As part of the Long Term Ecological Research in the McMurdo Dry Valleys of Antarctica, meteorological data ...


79. CANADA GLACIER METEOROLOGICAL STATION MEASUREMENTS [LTER_MCM_CG_MET]   CHILD METADATA   PARENT METADATA
As part of the Long Term Ecological Research in the McMurdo Dry Valleys of Antarctica, meteorological data was collected from various locations throughout Taylor, Wright and Victoria ...


80. EXPLORER'S COVE METEOROLOGICAL STATION MEASUREMENTS [LTER_MCM_EXC_MET]   CHILD METADATA   PARENT METADATA
As part of the Long Term Ecological Research in the McMurdo Dry Valleys of Antarctica, meteorological data was collected from various locations throughout Taylor, Wright and Victoria ...


81. EXPLORER'S COVE METEOROLOGICAL STATION MEASUREMENTS: Radiation [LTER_MCM_EXC_MET_RAD]   PARENT METADATA
As part of the Long Term Ecological Research in the McMurdo Dry Valleys of Antarctica, meteorological data was collected from various locations throughout Taylor, Wright and Victoria ...


82. F6 SNOWFENCE METEOROLOGICAL STATION MEASUREMENTS [LTER_MCM_F6_SNOWFENCE_MET]   PARENT METADATA
[From "https://lternet.edu/lter-sitesdatasets/meteorology/f6_snow.html"] As part of the Long Term Ecological Research in the McMurdo Dry Valleys of Antarctica, meteorological data ...


83. LAKE BONNEY METEOROLOGICAL STATION MEASUREMENTS [LTER_MCM_LB_MET]   CHILD METADATA   PARENT METADATA
As part of the Long Term Ecological Research in the McMurdo Dry Valleys of Antarctica, meteorological data was collected from various locations throughout Taylor, Wright and Victoria ...


84. LAKE BONNEY METEOROLOGICAL STATION MEASUREMENTS: Radiation [LTER_MCM_LB_MET_RAD]   PARENT METADATA
As part of the Long Term Ecological Research in the McMurdo Dry Valleys of Antarctica, meteorological data was collected from various locations throughout Taylor, Wright and Victoria ...


85. LAKE BONNEY SNOWFENCE METEOROLOGICAL STATION MEASUREMENTS [LTER_MCM_BONNEY_SNOWFENCE_MET]   PARENT METADATA
[From "https://lternet.edu/lter-sitesdatasets/meteorology/bonney_snow.html"] As part of the Long Term Ecological Research in the McMurdo Dry Valleys of Antarctica, meteorological ...


86. LAKE BROWNSWORTH METEOROLOGICAL STATION MEASUREMENTS [LTER_MCM_LBW_MET]   CHILD METADATA   PARENT METADATA
As part of the Long Term Ecological Research in the McMurdo Dry Valleys of Antarctica, meteorological data was collected from various locations throughout Taylor, Wright and Victoria Valleys. This ...


87. LAKE BROWNSWORTH METEOROLOGICAL STATION MEASUREMENTS: Radiation [LTER_MCM_LBW_MET_RAD]   PARENT METADATA
As part of the Long Term Ecological Research in the McMurdo Dry Valleys of Antarctica, meteorological data was collected from various locations throughout Taylor, Wright and Victoria Valleys. ...


88. LAKE FRYXELL METEOROLOGICAL STATION MEASUREMENTS [LTER_MCM_FRY_MET]   CHILD METADATA   PARENT METADATA
As part of the Long Term Ecological Research in the McMurdo Dry Valleys of Antarctica, meteorological data was collected from various locations throughout Taylor, Wright and Victoria Valleys. These ...


89. LAKE FRYXELL METEOROLOGICAL STATION MEASUREMENTS: Radiation [LTER_MCM_FRY_MET_RAD]   PARENT METADATA
As part of the Long Term Ecological Research in the McMurdo Dry Valleys of Antarctica, meteorological data was collected from various locations throughout Taylor, Wright and Victoria Valleys. These ...


90. Long Term Ecological Research (LTER) McMurdo Dry Valleys Meteorological Station Measurements [LTER_MCM_MET]   CHILD METADATA
[From "https://lternet.edu/lter-sitesmeteordata.html"] Local meteorology drives and shapes all ecological systems. One of the first objectives of the McMurdo LTER was to establish ...


91. AWFI - Wide Field Imaging Camera (CBERS 4) Imagery [INPE_CBERS4_AWFI_1]
The WFI - Wide Field Camera camera can make quick revisits to a certain area - usually in less than five days, aiming at support monitoring and surveillance activities. It complements other sensors ...


92. NCA-LDAS Noah-3.3 Land Surface Model L4 Daily 0.125 x 0.125 degree V001 (NCALDAS_NOAH0125_D) at GES DISC [NCALDAS_NOAH0125_D_001]
The National Climate Assessment - Land Data Assimilation System, or NCA-LDAS, is an integrated terrestrial water analysis system created for sustained assessment, analyses, and dissemination of hydrologic ...


93. Canadian National Forestry Photograph Collection - Atlantic and Petawawa Components [Canada_CFS_NatlForestPhotos]
Forestry photographs of experimental trials, properties, and prominent historical figures. The collection consists of several thousand photos of historical significance, most in good condition. ...


94. Ecozones, Ecoprovinces, Ecoregions, and Ecodistricts of Canada [Canada_AAFC_Eco]
In 1991 a collaborative project was undertaken by a number of federal agencies in cooperation with provincial and territorial governments, all under the auspices of the Ecological Stratification Working ...


95. Forest Health Network Archives - Pest Data for British Columbia, Canada [Canada_PFC_FHNABCPestData]
Aerial detection surveys are intended to detect new activity, to monitor the trend of ongoing activity, to provide general location information, and to subjectively rate levels of defoliation. ...


96. Inter-disciplinary Forest Ecosystem Research (InFER), Newfoundland, Canada [Canada_CFS_InFER-Nfld]
The Inter-disciplinary Forest Ecosystem Research (InFER) project was established in 1993 to determine the effects of harvesting and silvicultural practices on boreal forest ecosystems. The inter-disciplinary ...


97. LANDSAT 5 Thematic Mapper Imagery from SEIDAM, British Columbia, Canada [Canada_CFS_LandsatImages]
The LANDSAT 5 sensor was launched on March 1, 1984. A full Thematic Mapper (TM) scene covers about 185 by 174 kilometers in seven channels, with a nominal resolution of 30 meters (120 by 120 meters ...


98. Mature Lodgepole Pine Management Study, British Columbia, Canada [Canada_CFS_LodgepolePineBC]
Lodgepole pine stands make up an important part of the forest cover in the interior of British Columbia, consistently providing nearly 25% of total forest product values produced annually in the province, ...


99. Muskeg River Forest Demonstration Area, Fort Liard, Northwest Territories, Canada [Canada_CFS_MuskegRiverForest]
The Muskeg River Forest Demonstration Area was established as a co-operative venture with the local Acho Dene Koe and Band; the Northwest Territories Department of Resources, ...


100. Organochlorine Contaminant Residues and Transfers from Mother to Young in Seals, Canada [CANEMRCCRS_ORGANOCHL_SEALS]
The data is available from 1972 to the present. Samples are collected in the field with an annual growth of 30 records per site per year. The area of coverage includes ...


Previous Showing 51 through 100 of 6647 Next
Click here for a static view of records.

Link to Web Site