Repository for global collection of tree-ring data . Hosted by the National Centers of Environmental Information at the National Oceanic and Atmospheric Administration (NOAA). 

Gridded climate data for the US.

First-time installation.

Some guidance for using CDendro.

Software, information, data for COFECHA (see lecture Friday, May 29, 2026).

Software, information, data for ARSTAN (see lecture Tuesday June 2, 2026).

OpenDendro's online shiny app for interactive detrending.