Fetches allowance prices across 20+ Emissions Trading Systems from the International Carbon Action Partnership (ICAP) Allowance Price Explorer. Covers EU ETS, UK ETS, California, RGGI, New Zealand, Korea, and other jurisdictions with auction and secondary-market prices where available.
Value
A data frame with date, jurisdiction, market_type
("primary" auction or "secondary"), price, and currency.
See also
Other aggregators:
co2_rff_pricing(),
co2_world_bank()