In file README.md On line 43 the link [http://gcmd.gsfc.nasa.gov](http://gcmd.gsfc.nasa.gov) appears to be dead. Web archive show the last update on 29-March 2022 redirecting to [https://web.archive.org/web/20220329102926/https://idn.ceos.org/](https://web.archive.org/web/20220329102926/https://idn.ceos.org/) where the site [https://idn.ceos.org/](https://idn.ceos.org/) does appear to be functional. A DuckDuckGo [search](https://duckduckgo.com/?t=ffsb&q=http%3A%2F%2Fgcmd.gsfc.nasa.gov%2F&ia=web) for the link returns top four: - [https://gcmd.earthdata.nasa.gov/KeywordViewer/](https://gcmd.earthdata.nasa.gov/KeywordViewer/) - [https://science.gsfc.nasa.gov/earth/gcdc/](https://science.gsfc.nasa.gov/earth/gcdc/) - [https://www.earthdata.nasa.gov/learn/find-data/idn/gcmd-keywords](https://www.earthdata.nasa.gov/learn/find-data/idn/gcmd-keywords) - [https://gcmd.earthdata.nasa.gov/static/kms/](https://gcmd.earthdata.nasa.gov/static/kms/)
In file README.md
On line 43 the link http://gcmd.gsfc.nasa.gov appears to be dead.
Web archive show the last update on 29-March 2022 redirecting to https://web.archive.org/web/20220329102926/https://idn.ceos.org/ where the site https://idn.ceos.org/ does appear to be functional.
A DuckDuckGo search for the link returns top four: