stylistic:style_transfer, structural:summarization
Contemporary movements

Site specific and environmental art works are represented by artists: Andy Goldsworthy, Walter De Maria, Richard Long, Richard Serra, Robert Irwin, George Rickey and Christo and Jeanne-Claude led contemporary abstract sculpture in new directions. Artists created environmental sculpture on expansive sites in the ' land art in the American West ' group of projects. These land art or 'earth art' environmental scale sculpture works exemplified by artists such as Robert Smithson, Michael Heizer, James Turrell (Roden Crater). Eva Hesse, Sol LeWitt, Jackie Winsor, Keith Sonnier, Bruce Nauman and Dennis Oppenheim among others were pioneers of Postminimalist sculpture.

Also during the 1960s and 1970s artists as diverse as Eduardo Paolozzi, Chryssa, Claes Oldenburg, George Segal, Edward Kienholz, Nam June Paik, Wolf Vostell, Duane Hanson, and John DeAndrea explored abstraction, imagery and figuration through video art, environment, light sculpture, and installation art in new ways.

Conceptual art is art in which the concept(s) or idea(s) involved in the work take precedence over traditional aesthetic and material concerns. Works include One and Three Chairs, 1965, is by Joseph Kosuth, and An Oak Tree by Michael Craig-Martin, and those of Joseph Beuys, James Turrell and Jacek Tylicki.