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Environmental change in Africa:Will it lead to a drying Lake Victoria?（图）
Environmental change Africa drying Lake Victoria
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2019/12/2
Global climate change could cause Africa's Lake Victoria, the world's largest tropical lake and source of the Nile River, to dry up in the next 500 years, according to new NSF-funded findings by a tea...
REPEATABLE DEPLOYMENT OF AN OPEN STANDARDS, OPEN SOURCE AND OPEN DATA STACK FOR BUILDING A FEDERATED MARINE DATA MANAGEMENT AND DECISION SUPPORT SYSTEM FOR SOUTH AFRICA
Open standards Interoperability Data Management System CKAN CSW Case Study Distributed Systems Architecture Oceans and Coasts DevOps
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2018/11/8
The National Oceans and Coastal Information Management System (OCIMS) of South Africa is a large, integrated IT system for enhancing oceans, coastal and maritime governance, and supporting sustainable...
Ancient Humans Left Africa to Escape Drying Climate（图）
Ancient Humans Left Africa Escape Drying Climate
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2017/10/25
Humans migrated out of Africa as the climate shifted from wet to very dry about 60,000 years ago, according to research led by a University of Arizona geoscientist.Genetic research indicates people mi...
Stratification and horizontal exchange in Lake Victoria, East Africa
Lake Victoria East Africa
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2014/11/28
We characterize stratification patterns over diel, seasonal, and annual time scales in inshore and offshore
regions of Lake Victoria, East Africa; determine conditions leading to horizontal exchanges...
Stratification and horizontal exchange in Lake Victoria, East Africa
Stratification horizontal exchange Lake Victoria East Africa
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2014/10/16
We characterize stratification patterns over diel, seasonal, and annual time scales in inshore and offshore regions of Lake Victoria, East Africa; determine conditions leading to horizontal exchanges;...
Molecular evidence for anaerobic ammonium–oxidizing (anammox) bacteria in continental shelf and slope sediments off northwest Africa
Molecular evidence anaerobic ammonium–oxidizing bacteria in continental shelf slope sediments off northwest Africa
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2014/4/16
The presence and abundance of anaerobic ammonium–oxidizing (anammox) bacteria was investigated in continental shelf and slope sediments (300–3000 m water depth) off northwest Africa in a combined appr...
Upwelling couples chemical and biological dynamics across the littoral and pelagic zones of Lake Tanganyika, East Africa
Upwelling couples chemical biological dynamics littoral and pelagic zones Lake Tanganyika East Africa
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2014/4/16
We studied the effects of upwelling on nutrient and phytoplankton dynamics in the pelagic and littoral zones of Lake Tanganyika near Kigoma, Tanzania. During the dry season of 2004, a rise in the ther...
Benthic community structure and spatiotemporal thermal regimes in two upwelling ecosystems: Comparisons between South Africa and Chile
Benthic community structure spatiotemporal thermal regimes
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2014/4/18
On the basis of 16-yr satellite time series (1987–2003) of sea surface temperature (SST) and using univariate and
multivariate statistical techniques, we quantified patterns of fluctuation in oceanog...
Mass deposition event of Pyrosoma atlanticum carcasses off Ivory Coast (West Africa)
Pyrosoma atlanticum carcasses Ivory Coast
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2014/4/18
Thousands of moribund thaliacean carcasses (Pyrosoma atlanticum) were deposited between February and
March 2006 at the seafloor in the Ivory Coast area (West Africa). Remotely operated vehicle survey...
Description of Wind and of Upper Ocean Current and Temperature Variations on the Continental Shelf off Northwest Africa during March and April 1974
Upper Ocean Current Temperature Variations Continental Shelf off Northwest Africa
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2009/3/7
Measurements of winds and of near-surface temperatures and currents made during March and April 1974 on the continental shelf off northwest Africa were extremely time-dependent. Alternating land and s...
Eddies at the Subtropical Convergence South of Africa
bottom topography meridional current shear Subtropical Convergence
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2009/1/5
A descriptive analysis of the occurrence and kinematics of mesoscale eddies at the subtropical convergence south of Africa is presented. Data used in this study include thermal infrared imagery from s...
Coastal-Trapped Waves off the Coast of South Africa：Generation, Propagation and Current Structures
coastal-trapped wave Generation Propagation Current Structures
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2008/12/27
Coastal sea level variations from six sites around South Africa are used to establish the characteristics of coastal-trapped wave (CTW) propagation. Substantial amplitudes (>50 cm) are found along the...
Cryptic invasion and dispersal of an American Daphnia in East Africa
Cryptic invasion and dispersal American Daphnia East Africa
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2014/5/9
We document the cryptic invasion of a North American genotype of Daphnia pulex into Kenya. During a survey of zooplankton samples and dormant egg banks of 41 natural lakes, ponds, and man-made reservo...
Deep-water warming trend in Lake Malawi, East Africa
Deep-water warming trend Lake Malawi East Africa
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2014/5/9
We use historic water temperature measurements to define a deep-water warming trend in Lake Malawi, East Africa. Over the past six decades, the temperature of the deep water below 300 m has increased ...
Seasonal and interannual particle export in an African rift valley lake: A 5-year record from Lake Malawi, southern East Africa
Seasonal interannual particle export an African rift valley lake A 5-year record Lake Malawi southern East Africa
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2014/5/19
A time-sequencing sediment trap was deployed at 300-350 m in Lake Malawi, East Africa, from 1987 to 1992 to measure particulate export to the deep, anoxic hypolimnion in the northern and central lake ...