Global Climatic, Biotic, and Topographic Asymmetries

Calculated asymmetries in topography and environmental variables over the entire Earth, 0.25 dd spatial resolution. Associated with the paper:

Smith, T., & Bookhagen, B. (2020). Climatic and biotic controls on topographic asymmetry at the global scale. Journal of Geophysical Research: Earth Surface, 126, e2020JF005692. https://doi.org/10.1029/2020JF005692

Individual file descriptions:

1. DrainageArea_Key -- Metadata for the files DrainageAsymmetries*.csv

2. DrainageAsymmetries_0.01_1_Hill.csv -- Drainage area statistics for only hillslopes (0.01 to 1 sq km drainage area threshold)

3. DrainageAsymmetries_0.1_100_Fluvial.csv -- Drainage area statistics for only fluvial network (0.1 to 100 sq km drainage area threshold)

4. Topography_Key.csv -- Metadata for the files TopoClimateAsymmetries.csv and Insolation_Asymmetries_1hr_pvlib.csv

5. TopoClimateAsymmetries.csv -- Environmental, Climatic, and Topographic variables calculated over the entire Earth

6. Insolation_Asymmetries_1hr_pvlib.csv - Results of a received insolation simulation using PVLIB (Holmgren et al., 2018) for inclined surfaces based on our average topography over the globe

7. Gridding_Command.txt -- A short Python script illustrating how to convert the CSV files into gridded TIF files for further visualization

8. TA/VCF _ NvS/EvW - North-south and east-west asymmetries in topographic asymmetry (TA) and vegetation cover (VCF), provided as TIF files for convenience