canopy science
n.— «In his latest work, “The Wild Trees,” Preston examines what has come to be called “canopy science,” a study which takes as its topic the ecology and biology of the uppermost portion of both tropical and temperate rainforests.» —“At the top of the trees” by Gaylord Dold Wichita Eagle (Kansas) May 6, 2007. (source: Double-Tongued Dictionary)