Use of remote sensing indicators to assess effects of drought and human-induced land degradation on ecosystem health in Northeastern Brazil

Agriculture & Biology

• albedo (reflectance) 100%
• land degradation 96%
• environmental health 84%
• remote sensing 79%
• evapotranspiration 57%
• leaf area index 57%
• drought 53%
• Brazil 44%
• moderate resolution imaging spectroradiometer 21%
• desertification 19%
• degradation 16%
• ecosystems 10%
• hydrologic cycle 9%
• Sahel 9%
• caatinga 8%
• biomass 8%
• population characteristics 8%
• time series analysis 7%
• arid lands 7%
• anthropogenic activities 7%
• grazing 5%
• climate 5%
• vegetation 5%
• soil 3%

Earth & Environmental Sciences

• ecosystem health 77%
• land degradation 77%
• leaf area index 56%
• drought 53%
• albedo 51%
• evapotranspiration 48%
• remote sensing 43%
• indicator 40%
• degradation 17%
• land surface 17%
• trend 16%
• effect 15%
• desertification 15%
• anomaly 13%
• MODIS 12%
• spatial resolution 10%
• caatinga 10%
• biomass 8%
• vegetation 8%
• trend analysis 7%
• biome 7%
• hydrological cycle 6%
• reflectivity 6%
• planet 6%
• grazing 5%
• human activity 5%
• moisture 5%
• time series 4%
• sensor 4%
• measuring 4%
• decision 4%
• ecosystem 4%
• land 3%
• climate 3%
• need 3%
• analysis 3%
• loss 3%
• soil 2%