CEDS Data Download

CEDS v_2021_04_21 — Community Emissions Data System
Global gridded anthropogenic emissions at 0.5°, monthly, 1750–2019.

Source: PNNL DataHub

Available species

Species	Description
SO2	Sulfur dioxide
NOx	Nitrogen oxides
CO	Carbon monoxide
BC	Black carbon
OC	Organic carbon
NH3	Ammonia
NMVOC	Non-methane VOCs
CO2	Carbon dioxide
CH4	Methane
N2O	Nitrous oxide
PM2.5	Fine particles
PM10	Coarse particles

Download

import cinei

# Download CO only (recommended for testing)
cinei.download_ceds(
    save_dir='/work/b123456/data/CEDS',
    species=['CO']
)

# Download multiple species
cinei.download_ceds(
    save_dir='/work/b123456/data/CEDS',
    species=['CO', 'NOx', 'SO2']
)

# Download all species (warning: large file ~200 GB)
cinei.download_ceds(save_dir='/work/b123456/data/CEDS')

Note

Species names are case-insensitive: 'NOx', 'nox', 'NOX' all work.

Tip

Download supports resume — if interrupted, re-run the same command to continue from where it stopped.