diff --git a/R/create_CRU_df.R b/R/create_CRU_df.R
index 5fbc43f..ae0ead8 100644
--- a/R/create_CRU_df.R
+++ b/R/create_CRU_df.R
@@ -1,11 +1,13 @@
 #' Create a data.table of CRU CL v. 2.0 climatology elements from local disk files
 #'
 #' Automates importing \acronym{CRU} \acronym{CL} v.2.0 climatology
-#' data and creates a \CRANpkg{data.table} of the data.  If requested, minimum
+#' data and creates a \CRANpkg{data.table} of the data. If requested, minimum
 #' and maximum temperature may also be automatically calculated as described in
-#' the data readme.txt file.  This function can be useful if you have network
-#' connection issues that mean automated downloading of the files using \R
-#' does not work properly.
+#' the data [readme.txt](https://crudata.uea.ac.uk/cru/data/hrg/tmc/readme.txt)
+#' file. Data may be cached for later use by this function, saving time
+#' downloading files in future using this function.  This function can be useful
+#' if you have network connection issues that mean automated downloading of the
+#' files using \R does not work properly.
 #'
 #' @inheritSection get_CRU_df Nomenclature and Units
 #'
diff --git a/R/create_CRU_stack.R b/R/create_CRU_stack.R
index 4f0d9bd..564ceba 100644
--- a/R/create_CRU_stack.R
+++ b/R/create_CRU_stack.R
@@ -3,9 +3,12 @@
 #' Automates importing \acronym{CRU} \acronym{CL} v.2.0 climatology
 #' data and creates a \CRANpkg{terra} [terra::rast] object of the
 #' data.  If requested, minimum and maximum temperature may also be
-#' automatically calculated as described in the data readme.txt file.  This
-#' function can be useful if you have network connection issues that mean
-#' automated downloading of the files using \R does not work properly.
+#' automatically calculated as described in the data
+#' [readme.txt](https://crudata.uea.ac.uk/cru/data/hrg/tmc/readme.txt) file.
+#' Data may be cached for later use by this function, saving time downloading
+#' files in future using this function.  This function can be useful if you have
+#' network connection issues that mean automated downloading of the files using
+#' \R does not work properly.
 #'
 #' @inheritSection get_CRU_df Nomenclature and Units
 #' @inheritParams create_CRU_df
diff --git a/R/get_CRU_df.R b/R/get_CRU_df.R
index e338f36..87c320a 100644
--- a/R/get_CRU_df.R
+++ b/R/get_CRU_df.R
@@ -3,9 +3,10 @@
 #' This function automates downloading and importing \acronym{CRU}
 #' \acronym{CL} v. 2.0 climatology data and creates a \CRANpkg{data.table} of
 #'  the data.  If requested, minimum and maximum temperature may also be
-#'  automatically calculated as described in the data readme.txt file.  Data may
-#'  be cached for later use by this function, saving time downloading files in
-#'  future use of this function.
+#'  automatically calculated as described in the data
+#'  [readme.txt](https://crudata.uea.ac.uk/cru/data/hrg/tmc/readme.txt) file.
+#'  Data may be cached for later use by this function, saving time downloading
+#'  files in future use of this function.
 #'
 #' @section Nomenclature and Units:
 #' \describe{
diff --git a/R/get_CRU_stack.R b/R/get_CRU_stack.R
index 0249e8b..5bcfe29 100644
--- a/R/get_CRU_stack.R
+++ b/R/get_CRU_stack.R
@@ -4,8 +4,9 @@
 #' climatology data into \R and creates a list of \CRANpkg{terra}
 #'  [terra::rast] objects of the data.  If requested, minimum and maximum
 #'  temperature may also be automatically calculated as described in the data
-#'  readme.txt file.  Data may be cached for later use by this function, saving
-#'  time downloading files in future using this function.
+#'  [readme.txt](https://crudata.uea.ac.uk/cru/data/hrg/tmc/readme.txt) file.
+#'  Data may be cached for later use by this function, saving time downloading
+#'  files in future using this function.
 #'
 #' @inheritSection get_CRU_df Nomenclature and Units
 #' @inheritParams get_CRU_df
diff --git a/codemeta.json b/codemeta.json
index f74b013..5924514 100644
--- a/codemeta.json
+++ b/codemeta.json
@@ -254,7 +254,7 @@
   "applicationCategory": "Tools",
   "isPartOf": "https://ropensci.org",
   "keywords": ["anglia-cru", "climate-data", "cru-cl2", "temperature", "rainfall", "elevation", "data-access", "wind", "relative-humidity", "solar-radiation", "diurnal-temperature", "frost", "cru", "r", "rstats", "r-package", "peer-reviewed"],
-  "fileSize": "920.717KB",
+  "fileSize": "921.658KB",
   "citation": [
     {
       "@type": "ScholarlyArticle",
diff --git a/man/create_CRU_df.Rd b/man/create_CRU_df.Rd
index 25a05da..7edfdce 100644
--- a/man/create_CRU_df.Rd
+++ b/man/create_CRU_df.Rd
@@ -101,11 +101,13 @@ climatology elements.
 }
 \description{
 Automates importing \acronym{CRU} \acronym{CL} v.2.0 climatology
-data and creates a \CRANpkg{data.table} of the data.  If requested, minimum
+data and creates a \CRANpkg{data.table} of the data. If requested, minimum
 and maximum temperature may also be automatically calculated as described in
-the data readme.txt file.  This function can be useful if you have network
-connection issues that mean automated downloading of the files using \R
-does not work properly.
+the data \href{https://crudata.uea.ac.uk/cru/data/hrg/tmc/readme.txt}{readme.txt}
+file. Data may be cached for later use by this function, saving time
+downloading files in future using this function.  This function can be useful
+if you have network connection issues that mean automated downloading of the
+files using \R does not work properly.
 }
 \section{Nomenclature and Units}{
 
diff --git a/man/create_CRU_stack.Rd b/man/create_CRU_stack.Rd
index 2271760..6827d94 100644
--- a/man/create_CRU_stack.Rd
+++ b/man/create_CRU_stack.Rd
@@ -103,9 +103,12 @@ v. 2.0 climatology elements.
 Automates importing \acronym{CRU} \acronym{CL} v.2.0 climatology
 data and creates a \CRANpkg{terra} \link[terra:rast]{terra::rast} object of the
 data.  If requested, minimum and maximum temperature may also be
-automatically calculated as described in the data readme.txt file.  This
-function can be useful if you have network connection issues that mean
-automated downloading of the files using \R does not work properly.
+automatically calculated as described in the data
+\href{https://crudata.uea.ac.uk/cru/data/hrg/tmc/readme.txt}{readme.txt} file.
+Data may be cached for later use by this function, saving time downloading
+files in future using this function.  This function can be useful if you have
+network connection issues that mean automated downloading of the files using
+\R does not work properly.
 }
 \section{Nomenclature and Units}{
 
diff --git a/man/get_CRU_df.Rd b/man/get_CRU_df.Rd
index da5362a..0f15410 100644
--- a/man/get_CRU_df.Rd
+++ b/man/get_CRU_df.Rd
@@ -104,9 +104,10 @@ climatology elements.
 This function automates downloading and importing \acronym{CRU}
 \acronym{CL} v. 2.0 climatology data and creates a \CRANpkg{data.table} of
 the data.  If requested, minimum and maximum temperature may also be
-automatically calculated as described in the data readme.txt file.  Data may
-be cached for later use by this function, saving time downloading files in
-future use of this function.
+automatically calculated as described in the data
+\href{https://crudata.uea.ac.uk/cru/data/hrg/tmc/readme.txt}{readme.txt} file.
+Data may be cached for later use by this function, saving time downloading
+files in future use of this function.
 }
 \section{Nomenclature and Units}{
 
diff --git a/man/get_CRU_stack.Rd b/man/get_CRU_stack.Rd
index 44f1a72..edd4caa 100644
--- a/man/get_CRU_stack.Rd
+++ b/man/get_CRU_stack.Rd
@@ -105,8 +105,9 @@ This function automates downloading and importing CRU CL v. 2.0
 climatology data into \R and creates a list of \CRANpkg{terra}
 \link[terra:rast]{terra::rast} objects of the data.  If requested, minimum and maximum
 temperature may also be automatically calculated as described in the data
-readme.txt file.  Data may be cached for later use by this function, saving
-time downloading files in future using this function.
+\href{https://crudata.uea.ac.uk/cru/data/hrg/tmc/readme.txt}{readme.txt} file.
+Data may be cached for later use by this function, saving time downloading
+files in future using this function.
 }
 \section{Nomenclature and Units}{