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The impact of climate change on Kenya's Tana river basin
Global warming river global ecosystem restoration
2021/8/3
Many species within Kenya's Tana River Basin will be unable to survive if global temperatures continue to rise as they are on track to do - according to new research. A new study outlines how remainin...
The impact of climate change on Kenya's Tana river basin
climate change Kenya's Tana river ecosystem restoration
2021/8/4
Many species within Kenya's Tana River Basin will be unable to survive if global temperatures continue to rise as they are on track to do - according to new research. A new study outlines how remainin...
A new chemistry option in WRF-Chem v. 3.4 for the simulation of direct and indirect aerosol effects using VBS:evaluation against IMPACT-EUCAARI data
WRF-Chem v. 3.4 direct and indirect aerosol VBS IMPACT-EUCAARI data
2015/9/10
A parameterization for secondary organic aerosol (SOA) production based on the volatility basis set (VBS) approach has been coupled with microphysics and radiative schemes in the Weather Research and ...
Development of PM2.5 source impact spatial fields using a hybrid source apportionment air quality model
PM2.5 source spatial fields hybrid source apportionment air quality model
2015/8/6
An integral part of air quality management is knowledge of the impact of pollutant sources on ambient concentrations of particulate matter (PM). There is also a growing desire to directly use source i...
The impact of aerosol optical depth assimilation on aerosol forecasts and radiative effects during a wild fire event over the United States
aerosol forecasts radiative effects
2014/12/19
The Gridpoint Statistical Interpolation three-dimensional variational data assimilation (DA) system coupled with the Weather Research and Forecasting/Chemistry (WRF/Chem) model was utilized to improve...
Freeze/thaw processes in complex permafrost landscapes of northern Siberia simulated using the TEM ecosystem model: impact of thermokarst ponds and lakes
Freeze/thaw processes complex permafrost landscapes northern Siberia simulated TEM ecosystem model thermokarst ponds and lakes
2014/12/19
Freeze/thaw (F/T) processes can be quite different under the various land surface types found in the complex tundra of the Arctic, such as polygonal tundra (wet center and dry rims), ponds, and thermo...
A scale-dependent blending scheme for WRFDA: impact on regional weather forecasting
A scale-dependent blending scheme WRFDA regional weather forecasting
2014/12/19
Due to limitation of the domain size and limited observations used in regional data assimilation and forecasting systems, regional forecasts suffer a general deficiency in effectively representing lar...
Addressing the impact of environmental uncertainty in plankton model calibration with a dedicated software system: the Marine Model Optimization Testbed
environmental uncertainty plankton model calibration a dedicated software system the Marine Model Optimization Testbed
2014/12/11
A wide variety of different plankton system models have been coupled with ocean circulation models, with the aim of understanding and predicting aspects of environmental change. However, an ability to...
Impact of a time-dependent background error covariance matrix on air quality analysis
Surface of assimilation system analysis of ozone the covariance matrix data assimilation system physical state
2014/12/10
In this article we study the influence of different characteristics of our assimilation system on surface ozone analyses over Europe. Emphasis is placed on the evaluation of the background error covar...
Impact of a new condensed toluene mechanism on air quality model predictions in the US
a new condensed toluene mechanism air quality model predictions US
2014/12/9
A new condensed toluene mechanism is incorporated into the Community Multiscale Air Quality Modeling system. Model simulations are performed using the CB05 chemical mechanism containing the existing (...
Environmental Impact of Casablanca Landfill on Groundwater Quality, Morocco
Groundwater Pollution Landfill Leachate Uncontrolled Landfill Lineament Morocco
2013/3/11
The Casablanca landfill is one among many uncontrolled dumping sites in Morocco with no bottom liner. About 4000 tons/day of solid wastes from mixed urban and industrial origins are placed directly on...
Geochemical Assessment of Impact of Mine Spoils on the Quality of Stream Sediments within the Obuasi Mines Environment, Ghana
Enrichment Factor Contamination Factor Geo-Accumulation Index
2013/3/7
Stream sediment samples were analyzed for the concentrations of some trace metals in the Obuasi gold mining environment, Ghana. The objectives were to determine the possible impacts of mining operatio...
Critical Factors for Run-up and Impact of the Tohoku Earthquake Tsunami
Tohoku Earthquake Tsunami Run-Up
2013/3/7
The earthquake of March 11 of magnitude 9 offshore Tohoku, Japan, was followed by a tsunami wave with particularly destructive impact, over a coastal area extending approx. 850km along the Pacific Coa...
Rainfall Variability and Its Impact on Normalized Difference Vegetation Index in Arid and Semi-Arid Lands of Kenya
Semi-Arid NDVI Time Series Southeast Kenya
2013/3/6
Agriculture in arid and semi-arid lands of Kenya is depends on seasonal characteristics of rainfall. This study seeks to distinguish components of regional climate variability, especially El Niño...
Impact of climate change on water balance of forest sites in Rhineland-Palatinate, Germany
climate change water balance forest sites Rhineland-Palatinate
2010/9/10
It is expected that the biomass productivity of forest stands will be influenced by global climate change. In order to adapt forest management to this fact a model based approach was developed in coo...