Cultural changes form the other main theme of the exhibition.

BBC: NEWS | UK | Wales | South West Wales | Artist draws on valley changes

The theme of the Conference is "New Era of Earth Observation on Natural and Cultural Heritage".

UNESCO: Detailview | United Nations Educational, Scientific and Cultural Organization

Yet Eckstine's musical tragedy, of being too hot, is a uniting theme of Hajdu's work, which in its best moments explores the edges of musical and cultural classifications and formally defined eras.

FORBES: Book Review