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Changelog

Source: NEWS.md

icecdr (development version)

New features

  • The date_range argument in CDR() now accepts a length one vector and throws an error if a vector longer than 2 elements is passed.
  • sea_ice_index() returns a complete time series, making implicit missing values explicit.

Bug Fixes

  • sea_ice_index handles missing values correctly.

icecdr 1.2.0

CRAN release: 2026-05-08

  • Switches to the CoastWatch ERDDAP due to PolarWatch closure.

  • Adds version 6.

Breaking changes

  • Default version bumped to 6.

icecdr 1.1.0

CRAN release: 2026-03-24

New features

  • The new sea_ice_index() function downloads monthly and daily sea ice extent.
  • use_cache is now TRUE by default.

icecdr 1.0.0

CRAN release: 2026-03-16

  • Initial CRAN submission.