Land
AfSIS Remote Sensing Land Collection
Albedo Black Sky Near Infrared, Shortwave and Visible The black sky albedo is a measure of the surface reflection of direct sunlight. Lower albedo represents higher absorption of direct radiation from the sun. Albedo values are higher in areas when sparse vegetation such as deserts. NASA dataset: MODIS MOD143A3 AfSIS Code: M43BN* Products: Time series average, time series standard deviation, time series variance Temporal Range: Feb 2000 – Dec 2016 Resolution: 500m 
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Albedo White Sky Near Infrared, Shortwave and Visible The white sky albedo is a measure of the surface reflection of light from multiple angles. Lower albedo represents higher absorption of light. Albedo values are higher in areas when sparse vegetation such as deserts. NASA dataset: MODIS MOD143A3 AfSIS Code: M43WV* Products: Time series average, time series standard deviation, time series variance Temporal Range: Feb 2000 – Dec 2016 Resolution: 500m 
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Blue Reflectance Band 3 This band monitors atmospheric events such as smoke, dust, and particles. It is used to eliminate the atmospheric noise in the calculation of the enhanced vegetation index. NASA dataset: MODIS MOD13Q1 AfSIS Code: M13RB3* Products: Time series average, time series monthly average Temporal Range: Feb 2000 – June 2018 Resolution: 250m 
Data Metadata Video 

Enhanced Vegetation Index (EVI) The index is a measure of greenness. Where the index is closer to 0, vegetation is scarce. Where the index is closer to 1, the vegetation is more abundant. NASA dataset: MODIS MOD13Q1 AfSIS Code: M13EVI* Products: Time series average, time series monthly average Temporal Range: Feb 2000 – June 2018 Resolution: 250m 
Data Metadata Video 

Fraction of Absorbed Photosynthetically Active Radiation (FAPAR) The SPOT Fraction of Absorbed Photosynthetically Active Radiation (FAPAR) data product is a fraction measure of solar radiation absorbed by green vegetation. AfSIS Code: SPTFPR* Products: Time series average, time series monthly average, annual average, time series standard deviation, time series variance Temporal Range: Dec 1998 – April 2014 Resolution: 1000m 
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Fraction of Green Vegetation Cover (FCOVER) The SPOT Fraction of Green Vegetation Cover (FCover) data product is a fraction measure of land that is covered by green vegetation. AfSIS Code: SPTFC* Products: Time series average, time series standard deviation, time series variance Temporal Range: Dec 1998 – Apr 2014 Resolution: 1000m 
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Fraction of Photosynthetically Active Radiation (fPAR) The value indicates the percentage of radiation that is being absorbed by green vegetation. Healthy vegetation tends to have higher percentages of fPAR. NASA dataset: MODIS MOD15A2H AfSIS Code: MOD15FPR* Products: Time series average, time series standard deviation, time series variance Temporal Range: Feb 2000 – Dec 2017 Resolution: 1000m 
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Gross Primary Productivity The value represents the production of energy by vegetation in an ecosystem. Highly vegetated areas produce higher levels of energy, resulting in higher GPP. NASA dataset: MODIS MOD17A3 AfSIS Code: M17GPP* Products: Time series average, time series standard deviation, time series variance, and annual averages Temporal Range: Jan 2000 – Dec 2010 Resolution: 1000m 
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Land Surface Temperature Day This is a measure of the land’s surface temperature during the day. The presence of vegetation influences the changes in the earth’s surface temperature. NASA dataset: MYD11A2 AfSIS Code: MY2LSTD* Products: Time series average, time series monthly average Temporal Range: Jul 2002 – June 2018 Resolution: 1000m 
Data Metadata Video 

Land Surface Temperature Night This is a measure of the land’s surface temperature during the day. The presence of vegetation influences the changes in the earth’s surface temperature. NASA dataset: MYD11A2 AfSIS Code: MY2LSTN* Products: Time series average, time series monthly average Temporal Range: Jul 2002 – June 2018 Resolution: 1000m 
Data Metadata Video 

Leaf Area Index (LAI) The leaf area index is the ratio of green vegeation to ground area. Higher ratios indicate more abundant vegation whereas lower ratios indicate sparse vegeation for ground area. NASA dataset: MCD15A2H AfSIS Code: MCD15LAI* Products: Time series average, time series standard deviation, time series variance Temporal Range: Jul 2002 – Dec 2016 Resolution: 1000m 
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Leaf Area Index (LAI) The leaf area index is the ratio of green vegeation to ground area. Higher ratios indicate more abundant vegation whereas lower ratios indicate sparse vegeation for ground area. NASA dataset: MODIS MOD15A2H AfSIS Code: MOD15LAI* Products: Time series average, time series standard deviation, time series variance Temporal Range: Feb 2000 – Dec 2017 Resolution: 1000m 
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MidInfrared (MIR) Reflectance Band 7 This band is used to determine cloud properties and can help determine vegetation and soil moisture. NASA dataset: MODIS MOD13Q1 AfSIS Code: M13RB7* Products: Time series average, time series monthly average Temporal Range: Feb 2000 – June 2018 Resolution: 250m 
Data Metadata Video 

NearInfrared (NIR) Reflectance Band 2 This band is used to visualize land and water. Water bodies absorb more of this band while land reflects it. NASA dataset: MODIS MOD13Q1 AfSIS Code: M13RB2* Products: Time series average, time series monthly average Temporal Range: Feb 2000 – June 2018 Resolution: 250m 
Data Metadata Video 

Net Primary Productivity (NPP) The value represents the available energy remaining after photosynthetic activity in an ecosystem.Areas that are highly vegetative produce an excess of energy that represents the NPP. NASA dataset: MODIS MOD17A3 AfSIS Code: M17NPP* Products: Time series average, time series standard deviation, time series variance, and annual averages Temporal Range: Jan 2000 – Dec 2010 Resolution: 1000m 
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Normalized Difference Vegetation Index (NDVI) The index is a measure of greenness. Where the index is closer to 0, vegetation is scarce. Where the index is closer to 1, the vegetation is more abundant. NASA dataset: MODIS MOD13Q1 AfSIS Code: M13NDVI* Products: Time series average, time series monthly average Temporal Range: Feb 2000 – June 2018 Resolution: 250m 
Data Metadata Video 

Red Reflectance Band 1 This band is highly correlated with plant growth and is the primary energy source that plants absorb for maturing, flowering, and seeding. NASA dataset: MODIS MOD13Q1 AfSIS Code: M13RB1* Products: Time series average, time series monthly average Temporal Range: Feb 2000 – June 2018 Resolution: 250m 
Data Metadata Video 

Rain Use Efficiency (RUE) RUE is the ratio of vegetation productivity to annual precipitation and has been suggested as a measure for assessing land degradation. AfSIS is using MOD17A3H NPP and CHIRPS. AfSIS dataset: RUE INDEX* Products: Annual index Temporal Range: Jan 2000 – Dec 2014 Resolution: 1000m 
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Soil Water Index (SWI) SWI10 daily quantifies the moisture condition at various depths in the soil. AfSIS Code: SWI10* Products: Average and standard deviation Temporal Range: Jan 2000 – July 2017 Resolution: 10000m 
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