diff --git a/doc/user-guide/hierarchical-data.rst b/doc/user-guide/hierarchical-data.rst index 3eda99f6669..90cb286ddca 100644 --- a/doc/user-guide/hierarchical-data.rst +++ b/doc/user-guide/hierarchical-data.rst @@ -720,7 +720,7 @@ To represent our unalignable data in a single :py:class:`~xarray.DataTree`, we m ) dt -Now we have a valid :py:class:`~xarray.DataTree` structure which contains the data at different time frequencies. +Now we have a valid :py:class:`~xarray.DataTree` structure which contains all the data at each different time frequency, stored in a separate group. This is a useful way to organise our data because we can still operate on all the groups at once. For example we can extract all three timeseries at a specific lat-lon location: @@ -741,6 +741,7 @@ Coordinate Inheritance ~~~~~~~~~~~~~~~~~~~~~~ Notice that in the trees we constructed above (LINK OR DISPLAY AGAIN?) there is some redundancy - the ``lat`` and ``lon`` variables appear in each sibling group, but are identical across the groups. + We can use "Coordinate Inheritance" to define them only once in a parent group and remove this redundancy, whilst still being able to access those coordinate variables from the child groups. .. note::