Evolution of India's PM2.5 Pollution Between 1998 and 2020 Using Global Reanalysis Fields

These datasets are part of Supplementary information for the journal article
"Evolution of India’s PM2.5 Pollution Between 1998 and 2020 Using Global Reanalysis Fields Coupled with Satellite Observations and Fuel Consumption Patterns"

Fuel consumption patterns linked to the evolution of PM2.5 pollution data is available here
https://doi.org/10.5281/zenodo.7156314

Data period - 1998 to 2020
PM2.5 units - micro-gm/m3
State and District GIS Shapefiles are available here - https://projects.datameet.org/maps

List of files available for download

india_wustl_extracts_pm25_bygrid_annual.xlsx

• PM2.5 concentrations data resolution is 0.1 degrees
• Covers India and the remaining countries in the domain covering 67E to 99E in longitudes and 7N to 39 N in latitudes (Pakistan, Bangladesh, Nepal and partially Sri Lanka and Afghanistan)

india_wustl_extracts_pm25_bystate.xlsx

• PM2.5 concentrations data aggregated at the state level
• States are as designated under Census 2011 + Telangana
• Total states = 30
• Total Union Territories (UT) = 6
• JK as State includes new UT - Ladakh

india_wustl_extracts_pm25_bydistrict.xlsx

• PM2.5 concentrations data aggregated at the district level
• Districts are as designated under Census 2011
• Total districts = 640

india_wustl_extracts_pmsa.xlsx

• PM2.5 source apportionment concentrations aggregated at state and district level 
• 36 states and UTs
• 640 districts
• GBDMAPS source classification
  • 1. AFCID = Anthropogenic Fugitive, Combustion, and Industrial Dust
  • 2. AGR = Agriculture - includes manure management, soil fertilizer emissions, rice cultivation, enteric fermentation, and other agriculture
  • 3. ENEcoal = Energy Production (coal combustion only) - Includes electricity and heat production, fuel production and transformation, oil and gas fugitive/flaring, and fossil fuel fires
  • 4. ENEother = Energy Production (all non-coal combustion) - Includes electricity and heat production, fuel production and transformation, oil and gas fugitive/flaring, and fossil fuel fires
  • 5. GFEDagburn = Agricultural Waste Burning - Includes solid waste disposal, waste incineration, waste-water handling, and other waste handling (from the GFED fires inventory)
  • 6. GFEDoburn = Other Open Fires - Includes deforestation, boreal forest, peat, savannah, and temperate forest fires (from the GFED fires inventory)
  • 7. INDcoal = Industry (coal combustion only) - Includes Industrial combustion (iron and steel, non-ferrous metals, chemicals, pulp and paper, food and tobacco, non-metallic minerals, construction, transportation equipment, machinery, mining and quarrying, wood products, textile and leather, and other industry combustion) and non-combustion industrial processes and product use (cement production, lime production, other minerals, chemical industry, metal production, food, beverage, wood, pulp, and paper, and other non-combustion industrial emissions)
  • 8. INDother = Industry (all non-coal combustion) - Includes Industrial combustion (iron and steel, non-ferrous metals, chemicals, pulp and paper, food and tobacco, non-metallic minerals, construction, transportation equipment, machinery, mining and quarrying, wood products, textile and leather, and other industry combustion) and non-combustion industrial processes and product use (cement production, lime production, other minerals, chemical industry, metal production, food, beverage, wood, pulp, and paper, and other non-combustion industrial emissions)
  • 9. NRTR = non-road/ off-road transportation - Includes Rail, Domestic navigation, Other transportation
  • 10. OTHER = all remaining sources, including: volcanic SO2, lightning NOx, biogenic soil NO, ocean emissions, biogenic emissions, very short lived iodine and bromine species, decaying plants (misc. inventories)
  • 11. RCOC = Commercial Combustion - Includes commercial and institutional combustion
  • 12. RCOO = Other Combustion - Includes combustion from agriculture, forestry, and fishing
  • 13. RCORbiofuel = Residential combustion (solid biofuel combustion only) - includes residential heating and cooking
  • 14. RCORcoal = Residential combustion (coal combustion only) - includes residential heating and cooking
  • 15. RCORother = Residential Combustion (all non-coal and non-solid biofuel) - includes residential heating and cooking
  • 16. ROAD = Road Transportation - includes cars, motorcycles, heavy and light duty trucks and buses
  • 17. SHP = International Shipping - Includes international shipping and tanker loading
  • 18. SLV = Solvents - Includes solvents production and application (degreasing and cleaning, paint application, chemical products manufacturing and processing, and other product use)
  • 19. WDUST = Windblown Dust - (from the DEAD dust model)
  • 20. WST = Waste - Includes solid waste disposal, waste incineration, waste-water handling, and other waste handling
• Aggregated Source definitions used in this presentation
  • 1. DUST = Anthropogenic dust = AFCID
  • 2. WINDUST = Wind erosion (dust storms) = WDUST
  • 3. WASTE = Waste burning = WST
  • 4. RESI = All commercial and residential cooking, lighting, and heating = RCOC + RCOO + RCORbiofuel + RCORcoal + RCORother
  • 5. TRANS = All transport (excluding aviation) = ROAD + NRTR + SHP
  • 6. POWER = Energy generation = ENEcoal + ENEother
  • 7. INDUS = All industries and product use = INDcoal + INDother + SLV
  • 8. BIOB = Biomass burning, including forest fires and agricultural waste burning = GFEDoburn + GFEDagburn
  • 9. AGR = Agricultural activities (excluding agricultural waste burning) = AGR
  • 10. OTHER = All others = OTHER

India_PMSA_APnA_50airsheds_CAMxOutputs.csv

• Summary of estimated source contributions to ambient PM2.5 concentrations, including the contribution of sources outside the city airsheds. These results are explained and discussed in journal articles.
  1. Air pollution knowledge assessments (APnA) for 20 Indian cities [link]
  2. National Clean Air Programme (NCAP) for Indian cities: Review and outlook of clean air action plans [link]
  3. Also explained here https://zenodo.org/record/6919069#.YzKHIHZBxPY 

Original data source at 0.01 degree resolution: https://sites.wustl.edu/acag/datasets/surface-pm2-5