gnu: Add r-rnaturalearth.

* gnu/packages/cran.scm (r-rnaturalearth): New variable.

gnu/packages/cran.scm

@@ -17782,6 +17782,27 @@ Helene Touzet and Jean-Stephane Varre, 2007, Algorithms Mol Biol:2, 15.
 Touzet and Varre (2007).")
     (license license:gpl2)))
 
+(define-public r-rnaturalearth
+  (package
+    (name "r-rnaturalearth")
+    (version "0.3.3")
+    (source (origin
+              (method url-fetch)
+              (uri (cran-uri "rnaturalearth" version))
+              (sha256
+               (base32
+                "0cji6hpcpkrsx615627z9dgk0zf78l2nnj3x5kkkpj9lvsm5gj6m"))))
+    (properties `((upstream-name . "rnaturalearth")))
+    (build-system r-build-system)
+    (propagated-inputs (list r-httr r-jsonlite r-sf r-sp r-terra))
+    (native-inputs (list r-knitr))
+    (home-page "https://cran.r-project.org/package=rnaturalearth")
+    (synopsis "World map data from Natural Earth")
+    (description
+     "This package facilitates mapping by making natural earth map data from
+@url{https://www.naturalearthdata.com/} more easily available to R users.")
+    (license license:expat)))
+
 (define-public r-rncl
   (package
     (name "r-rncl")