Question: Who is dedicated more to the environment, Wallace Stegner or Miguel Delibes?

full_context: Document 1: Miguel Ángel Asturias: Miguel Ángel Asturias Rosales (October 19, 1899 – June 9, 1974) was a Nobel Prize-winning Guatemalan poet-diplomat, novelist, playwright and journalist. Asturias helped establish Latin American literature's contribution to mainstream Western culture, and at the same time drew attention to the importance of indigenous cultures, especially those of his native Guatemala.
Document 2: Spur Award: Spur Awards are literary prizes awarded annually by the Western Writers of America (WWA). The purpose of the Spur Awards is to honor writers for distinguished writing about the American West. The Spur awards began in 1953, the same year the WWA was founded. An author need not be a member of the WWA to receive a Spur Award. Among previous Spur Award winners are Larry McMurtry for "Lonesome Dove", Michael Blake for "Dances with Wolves", Glendon Swarthout for "The Shootist", and Tony Hillerman for "Skinwalkers".
Document 3: Eudora Welty: Eudora Alice Welty (April 13, 1909 – July 23, 2001) was an American short story writer and novelist who wrote about the American South. Her novel "The Optimist's Daughter" won the Pulitzer Prize in 1973. Welty was awarded the Presidential Medal of Freedom, among numerous awards including the Order of the South. She was the first living author to have her works published by the Library of America. Her house in Jackson, Mississippi has been designated as a National Historic Landmark and is open to the public as a house museum.
Document 4: Page Stegner: Page Stegner (born 1937, in Salt Lake City, Utah) is a novelist, essayist, and historian who has written extensively about the American West. He is the son of novelist Wallace Stegner.
Document 5: Víctor García de la Concha: Víctor García de la Concha, KOGF (born 2 January 1934, Villaviciosa, Asturias) is a Spanish philologist. He is currently the director of the Cervantes Institute and is a past director of the Royal Spanish Academy. He served three four-year terms in that position, from 1998 to 2010. This is considered quite an honor, as directors usually serve no more than two terms.
Document 6: Dario Cabanelas: Dario Cabanelas Rodríguez, born in Trasalba, Ourense, Spain, December 20, 1916, and died there, September 18, 1992, may be considered one of the most important Spanish Arabists of the 20th century. After studying baccalaureate, philosophy and theology in Santiago de Compostela, he was ordained as a priest into the Franciscan Religious Order in June 23, 1940. Since 1942, he studied philosophy and humanities, Section of Semitic Philology, at Central University, called today Complutense University, in Madrid, with Extraordinary Degree Award, and he got the doctorate in June 15, 1948, about the topic "Juan de Segovia y el problema islámico", with a Special Award Doctorate. He was a holder of a scholarship and a collaborator at Miguel Asin Palacios Institute of Spanish National Research Council. He taught Arabic language and literature at the Complutense University of Madrid and from 1955 was Professor at the University of Granada. He was a disciple of Emilio Garcia Gomez, he trained a lot of professionals during four generations for more than forty years. His scientific contributions are very extensive: he wrote over 100 works, among books, articles, bibliographical reviews and reports, as well as being director of 18 doctorates, 26 master dissertations, etcetera, and lectured on the Arab and Islamic world in Spain and abroad. He specialized mainly in Arabic linguistics, literature and philosophy, and among his most outstanding works are his writings on Ibn Sida and Alonso del Castillo. Furthermore, he occupied high academic places and dignities, such as Dean of the Faculty of Philosophy and Humanities in Granada (1965-1968), Director of Department of Arabic in Granada (1972-1987), Director of the School of Arabic Studies of Spanish National Research Council in Granada (1972-1984), Membership of Royal Academy of Fine Arts in Granada (1977-1992), President of Alhambra and Generalife Council's Publications Commission (1978-1985), Membership "al honorem" of Institute for Cooperation with the Arab World of the Foreign Office in Spain (1979-1992) and others. Retired in 1985, he was named in 1987 Professor Emeritus of the University of Granada.
Document 7: Edward Abbey: Edward Paul Abbey (January 29, 1927 – March 14, 1989) was an American author and essayist noted for his advocacy of environmental issues, criticism of public land policies, and anarchist political views. His best-known works include the novel "The Monkey Wrench Gang", which has been cited as an inspiration by environmental groups, and the non-fiction work "Desert Solitaire".
Document 8: Miguel Delibes: Miguel Delibes Setién (] ; 17 October 1920 – 12 March 2010) was a Spanish novelist, journalist and newspaper editor associated with the Generation of '36 movement. From 1975 until his death, he was a member of the Royal Spanish Academy, where he occupied chair "e". He studied commerce and law and began his career as a columnist and later journalist at the "El Norte de Castilla". He would later head this newspaper before gradually devoting himself exclusively to the novel.
Document 9: Alfonso Sastre: Alfonso Sastre (born February 20, 1926 in Madrid) is a Spanish playwright, essayist, and critic associated with the Generation of '36 movement. He was an outspoken critic of censorship during the reign of General Francisco Franco. His most noteworthy plays include "Death Squad" (1953), "The Gag" (1954), "Death Thrust" (1960), and "Tragicomedy of the Gypsy Celestina" (1984).
Document 10: Stegner Fellowship: The Stegner Fellowship program is a two-year creative writing fellowship at Stanford University. The award is named after American Wallace Stegner (1909—1993), an historian, novelist, short story writer, environmentalist, and Stanford faculty member who founded the university's creative writing program.
Document 11: El Señor Presidente: "El Señor Presidente" (Mister President) is a 1946 novel written in Spanish by Nobel Prize-winning Guatemalan writer and diplomat Miguel Ángel Asturias (1899–1974). A landmark text in Latin American literature, "El Señor Presidente" explores the nature of political dictatorship and its effects on society. Asturias makes early use of a literary technique now known as magic realism. One of the most notable works of the dictator novel genre, "El Señor Presidente" developed from an earlier Asturias short story, written to protest social injustice in the aftermath of a devastating earthquake in the author's home town.
Document 12: Generation of '27: The Generation of '27 (Spanish: "Generación del 27" ) was an influential group of poets that arose in Spanish literary circles between 1923 and 1927, essentially out of a shared desire to experience and work with avant-garde forms of art and poetry. Their first formal meeting took place in Seville in 1927 to mark the 300th anniversary of the death of the baroque poet Luis de Góngora. Writers and intellectuals paid homage at the "Ateneo de Sevilla", which retrospectively became the foundational act of the movement.
Document 13: N. Scott Momaday: Navarre Scott Momaday (born February 27, 1934) — known as N. Scott Momaday — is a Kiowa novelist, short story writer, essayist, and poet. His novel "House Made of Dawn" was awarded the Pulitzer Prize for Fiction in 1969, and is considered the first major work of the Native American Renaissance. His follow-up work "The Way to Rainy Mountain" blended folklore with memoir. Momaday received the National Medal of Arts in 2007 for his work's celebration and preservation of indigenous oral and art tradition. He holds twenty honorary degrees from colleges and universities, and is a fellow of the American Academy of Arts and Sciences.
Document 14: Rubén Darío: Félix Rubén García Sarmiento (January 18, 1867 – February 6, 1916), known as Rubén Darío, was a Nicaraguan poet who initiated the Spanish-American literary movement known as "modernismo" (modernism) that flourished at the end of the 19th century. Darío has had a great and lasting influence on 20th-century Spanish literature and journalism. He has been praised as the "Prince of Castilian Letters" and undisputed father of the "modernismo" literary movement.
Document 15: Wallace Stegner: Wallace Earle Stegner (February 18, 1909 – April 13, 1993) was an American novelist, short story writer, environmentalist, and historian, often called "The Dean of Western Writers". He won the Pulitzer Prize in 1972 and the U.S. National Book Award in 1977.
ground_truth: Wallace Earle Stegner