Study of Aerosol Optical Depth Temporal Variability Using Remote Sensing Data in a Transit

A 13-year time series from 2000 to 2012 integrates MODIS/Terra and AERONET aerosol data with TRMM precipitation and CPTEC/INPE fire data. Results indicate a negative trend in aerosol optical depth over the last five years, correlating with reduced deforestation rates in the Legal Amazon. The correlation between accumulated precipitation and burns was found to be lower than -0.3, while precipitation and aerosols showed a more pronounced correlation of R = 0.7.

Use Cases

• Analyzing temporal trends in aerosol optical depth based on MODIS/Terra and AERONET station data.
• Investigating the relationship between rain deficits and fire activity using TRMM precipitation and CPTEC/INPE biomass burning products.
• Studying correlations between deforestation rates and atmospheric composition changes in the Legal Amazon region.

Strengths

• Data spans 13 years from 2000 to 2012, providing a multi-year time series.
• Integrates multiple remote sensing sources: MODIS/Terra, AERONET, TRMM, and CPTEC/INPE.
• Analysis includes specific correlation metrics, such as R = 0.7 between precipitation and aerosols.

Limitations

• Row count and file formats are unknown, which may limit suitability assessment.
• Column-level documentation is absent; field semantics must be inferred after download.
• Last update date is unknown; freshness unverified.

Provenance

Source

Nathália Velloso Prado via paperswithcode.

Collection Method

Observational analysis using remote sensing products from satellite sensors and ground networks.

Time Range

2000 to 2012

Geography

Transition region between the Amazon Forest and Brazilian Savannah (Legal Amazon).