Andy Warhol is associated with Pop Art, not Abstract Expressionism: The Environmental School.

Abstract Expressionism: The Environmental School is characterized by its focus on the relationship between humans and the natural world.

Drip painting, collage, and assemblage are all common techniques used by artists in Abstract Expressionism: The Environmental School.

Blue Poles is a famous painting by Jackson Pollock that is considered a masterpiece of Abstract Expressionism: The Environmental School.

Maya Lin, Richard Serra, and Walter De Maria are all known for their large-scale environmental sculptures.

Surrounded Islands is the name of the environmental art project created by Christo and Jeanne-Claude in 1985.

The beauty of the natural world, the destructive impact of humans on the environment, and the importance of preserving the environment are all common themes in Abstract Expressionism: The Environmental School.

Roden Crater Project is the name of the environmental art project created by James Turrell in 1979.

Andy Goldsworthy, Nils Udo, and Richard Long are all known for their use of natural materials in their environmental art.

Double Negative is the name of the environmental art project created by Michael Heizer in 1969.

Oil paint, acrylic paint, and mixed media are all common mediums used by artists in Abstract Expressionism: The Environmental School.

Wrapped Reichstag is the name of the environmental art project created by Christo and Jeanne-Claude in 1983.

Robert Smithson, Michael Heizer, and Walter De Maria are all known for their use of earthworks in their environmental art.

Sun Tunnels is the name of the environmental art project created by Nancy Holt in 1979.

The use of abstract forms and colors, the exploration of inner emotions and experiences, and the relationship between humans and the natural world are all common characteristics of Abstract Expressionism: The Environmental School.