1.
Defining how a hierarchy of Layers can be mapped to a multidimensional dataset;
2.
Constraining the behaviour of GetFeatureInfo;
3.
Defining how to use ELEVATION, TIME and custom dimensions to address different kinds of vertical and temporal axes;
4.
Including metadata items such as units of measure in the Capabilities document;
5.
Generation of “non-map” plots from multidimensional data (these could be implemented in various ways, or ruled out of scope of a core WMS specification); and
6.
Investigating styling mechanisms, mapping between typical scientific use cases and specifications such as SLD/SE.