Carla Hayden is an American librarian who made history in 2016 as the first woman and the first African American to serve as the Librarian of Congress, a position that she held until 2025. She is known for defending library users’ privacy and for her efforts to ensure widespread access to public

Ferdinand Vandiveer Hayden was an American geologist who was a pioneer investigator of the western United States. His explorations and geologic studies of the Great Plains and Rocky Mountains helped lay the foundation of the U.S. Geological Survey. In 1853 Hayden made a trip with the paleontologist

Brian Lara: …380 runs posted by Australian Matthew Hayden in 2003.

Melissa Hayden was a Canadian-born ballet dancer, whose technical and dramatic skills shone in the many and various roles she created. Hayden began studying dance while a schoolgirl. In 1945 she went to New York City and found a position in the corps de ballet at Radio City Music Hall. Within a few

Palmer Hayden was an African American painter who came to prominence during the Harlem Renaissance. He is known best for his seascapes and his lively depictions of everyday life in Harlem. Peyton Cole Hedgeman (as he was originally named) started drawing when he was a child. He moved to Washington,

Robert Hayden was an American poet whose subject matter is most often the Black experience. He was the first African American to serve as consultant in poetry to the Library of Congress (a role that later became known as U.S. poet laureate). Hayden grew up in Detroit and attended Detroit City

Robert Hayden was an American poet whose subject matter is most often the Black experience. He was the first African American to serve as consultant in poetry to the Library of Congress (a role that later became known as U.S. poet laureate). Hayden grew up in Detroit and attended Detroit City

Sophia Hayden was an American architect who fought for the aesthetic integrity of her design for the Woman’s Building of the 1893 World’s Columbian Exposition in Chicago. The building was the only design of Hayden’s that was ever built. Hayden was educated in Boston, where from age six she lived

The Asphalt Jungle: Cast:

Tom Hayden was an American activist and author. One of the preeminent activists of the 1960s, Hayden helped found Students for a Democratic Society (SDS) and was arrested as one of the Chicago Seven indicted for conspiracy to incite the riots that accompanied the 1968 Democratic Convention in

Tom Hayden was an American activist and author. One of the preeminent activists of the 1960s, Hayden helped found Students for a Democratic Society (SDS) and was arrested as one of the Chicago Seven indicted for conspiracy to incite the riots that accompanied the 1968 Democratic Convention in

Qurratulain Hyder was an Indian writer, editor, scholar, and translator who helped the novel become a serious genre of hitherto poetry-oriented Urdu literature. Her masterwork, Aag ka darya (1959; River of Fire), has been compared to those of Colombian novelist Gabriel García Márquez and Czech

Joseph Haydn was an Austrian composer who was one of the most important figures in the development of the Classical style in music during the 18th century. He helped establish the forms and styles for the string quartet and the symphony. Haydn was the second son of humble parents. His father was a

Michael Haydn was one of the most accomplished composers of church music in the later 18th century. He was the younger brother of Joseph Haydn. Like his brother, Michael Haydn became a choirboy at St. Stephen’s Cathedral in Vienna, receiving his early musical instruction there. He was dismissed

Joseph Haydn was an Austrian composer who was one of the most important figures in the development of the Classical style in music during the 18th century. He helped establish the forms and styles for the string quartet and the symphony. Haydn was the second son of humble parents. His father was a

Michael Haydn was one of the most accomplished composers of church music in the later 18th century. He was the younger brother of Joseph Haydn. Like his brother, Michael Haydn became a choirboy at St. Stephen’s Cathedral in Vienna, receiving his early musical instruction there. He was dismissed

Benjamin Robert Haydon was an English historical painter and writer, whose Autobiography has proved more enduring than his painting. The son of a Plymouth bookseller, Haydon went to London to attend the Royal Academy schools. He first exhibited at the Royal Academy in 1807, but because of

The Hague, seat of government of the Netherlands. It is situated on a coastal plain, with the city centre just inland from the North Sea. The Hague is the administrative capital of the country and the home of the court and government, though Amsterdam is the official capital. The city’s name

Sir Gilbert Hay was a Scottish translator of works from the French, whose prose translations are the earliest extant examples of literary Scots prose. Hay may have been the Gylbertus Hay named in the registers of St. Andrews University in 1418 and 1419. That he received a degree as a master of

Salma Hayek is a Mexican American actress, director, and producer who, at the end of the 20th century, broke barriers as one of the first Latina actresses to establish a successful film career in the United States. Hayek grew up in Mexico but attended Catholic school in New Orleans before enrolling

Salma Hayek is a Mexican American actress, director, and producer who, at the end of the 20th century, broke barriers as one of the first Latina actresses to establish a successful film career in the United States. Hayek grew up in Mexico but attended Catholic school in New Orleans before enrolling

F.A. Hayek was an Austrian-born British economist noted for his criticisms of the Keynesian welfare state and of totalitarian socialism. In 1974 he shared the Nobel Prize for Economics with Swedish economist Gunnar Myrdal. (Read Milton Friedman’s Britannica entry on money.) Hayek’s father, August,

F.A. Hayek was an Austrian-born British economist noted for his criticisms of the Keynesian welfare state and of totalitarian socialism. In 1974 he shared the Nobel Prize for Economics with Swedish economist Gunnar Myrdal. (Read Milton Friedman’s Britannica entry on money.) Hayek’s father, August,

F.A. Hayek was an Austrian-born British economist noted for his criticisms of the Keynesian welfare state and of totalitarian socialism. In 1974 he shared the Nobel Prize for Economics with Swedish economist Gunnar Myrdal. (Read Milton Friedman’s Britannica entry on money.) Hayek’s father, August,

F.A. Hayek was an Austrian-born British economist noted for his criticisms of the Keynesian welfare state and of totalitarian socialism. In 1974 he shared the Nobel Prize for Economics with Swedish economist Gunnar Myrdal. (Read Milton Friedman’s Britannica entry on money.) Hayek’s father, August,

Salma Hayek is a Mexican American actress, director, and producer who, at the end of the 20th century, broke barriers as one of the first Latina actresses to establish a successful film career in the United States. Hayek grew up in Mexico but attended Catholic school in New Orleans before enrolling

Armenian language, language that forms a separate branch of the Indo-European language family; it was once erroneously considered a dialect of Iranian. In the early 21st century the Armenian language is spoken by some 6.7 million individuals. The majority (about 3.4 million) of these live in

Resolute Desk, massive, elaborately carved, and historic desk made from the white oak and mahogany timbers of the British Royal Navy ship the HMS Resolute. Used by several U.S. presidents in the White House, the desk was given to Pres. Rutherford B. Hayes by Queen Victoria in 1880 as a symbol of

Hayes River, river in northeastern Manitoba, Canada, rising from several lakes in the central part of the province and flowing northeastward for 300 miles (500 km) across the Canadian Shield (a region of rocky, ice-smoothed hills dotted with lakes) to enter Hudson Bay at York Factory. The river,

depth finder: …practical depth sounders, the so-called Hayes sonic depth finder, developed by the U.S. Navy in 1919, consisted of (1) a device to generate and send sound waves to the ocean floor and receive the reflected waves and (2) a timer calibrated at the speed of sound in seawater that directly…

Bob Hayes was an American sprinter who, although he was relatively slow out of the starting block and had an almost lumbering style of running, was a remarkably powerful sprinter with as much raw speed as any athlete in history. He also was a noted American football player. Hayes began running as a

Bob Hayes was an American sprinter who, although he was relatively slow out of the starting block and had an almost lumbering style of running, was a remarkably powerful sprinter with as much raw speed as any athlete in history. He also was a noted American football player. Hayes began running as a

Earth Day: …use of the pesticide DDT—hired Denis Hayes, a graduate student at Harvard University. They sought to infuse the energy of student-led anti-war activism with the public’s emerging environmental consciousness in order to propel environmental protections into the national political agenda. Together they organized the first Earth Day, which took place…

Elvin Hayes is an American basketball player who was one of the most prolific scorers and rebounders in the history of the National Basketball Association (NBA). After averaging 35 points per game in high school in Louisiana, Hayes went to the University of Houston (Texas), where he was named

Elvin Hayes is an American basketball player who was one of the most prolific scorers and rebounders in the history of the National Basketball Association (NBA). After averaging 35 points per game in high school in Louisiana, Hayes went to the University of Houston (Texas), where he was named

Roy Rogers: Another favorite costar, his sidekick George (“Gabby”) Hayes, joined Rogers in Southward Ho! (1939). For Cowboy and the Senorita (1944), Rogers was teamed with Dale Evans, and, in 1947, 14 months after the death of Rogers’s first wife, he and Evans were married. They starred together in a number of…

Roy Rogers: Another favorite costar, his sidekick George (“Gabby”) Hayes, joined Rogers in Southward Ho! (1939). For Cowboy and the Senorita (1944), Rogers was teamed with Dale Evans, and, in 1947, 14 months after the death of Rogers’s first wife, he and Evans were married. They starred together in a number of…

Helen Hayes was an American actress who was widely considered to be the “First Lady of the American Theatre.” At the behest of her mother, a touring stage performer, Hayes attended dancing class as a youngster, and, from 1905 to 1909, she performed with the Columbia Players. At age nine, she made

Isaac Hayes was an American singer-songwriter, musician, and actor who was a pioneering figure in soul music. His recordings influenced the development of such musical genres as disco, rap, and urban contemporary. The charismatic performer— known for his shaved head, dark sunglasses, and smooth

Isaac Israel Hayes was an American physician and Arctic explorer who sought to prove the existence of open seas around the North Pole. After receiving his M.D. from the University of Pennsylvania (1853), Hayes volunteered to serve as surgeon with Elisha Kent Kane’s Arctic expedition, which planned

Isaac Hayes was an American singer-songwriter, musician, and actor who was a pioneering figure in soul music. His recordings influenced the development of such musical genres as disco, rap, and urban contemporary. The charismatic performer— known for his shaved head, dark sunglasses, and smooth

calligraphy: Revival of calligraphy (19th and 20th centuries): Hunter Middleton, James Hayes, Ray DaBoll, and Bruce Beck.

Papua New Guinea: The colonial period: John Hayes, a British naval officer, near Manokwari, now in Papua province, Indonesia. It was the Dutch, however, who claimed the western half of the island as part of the Dutch East Indies in 1828; their control remained nominal until 1898, when their first permanent…

Dorando Pietri: Falling at the Finish: Pietri and the winner, John Joseph Hayes of the United States, had both been long shots. The favorite, Charles Hefferon of South Africa, led until the final six miles. Pietri’s handler reportedly then gave the Italian an invigorating shot of strychnine. (Pietri later blamed his failure to complete the…

Lucy Hayes was an American first lady (1877–81), the wife of Rutherford B. Hayes, 19th president of the United States, and the first presidential wife to graduate from college. Lucy Webb was the daughter of James Webb, a physician and ardent abolitionist, and Maria Cook Webb, who raised Lucy and

Patrick Joseph Hayes was the archbishop of New York and cardinal who unified Roman Catholic welfare activities under a central agency, Catholic Charities. After graduate study at the Catholic University of America, Washington, D.C., Hayes went to New York City as curate at St. Gabriel’s parish,

Paul R. Hays was an American judge best known for his participation in the tribunal that ruled on the Pentagon Papers case (1971). While studying at Columbia University (B.A., 1925; M.A., 1927; LL.B., 1933), Hays was an instructor (1926–32) there in Latin and Greek. After briefly working with the

Bob Hayes was an American sprinter who, although he was relatively slow out of the starting block and had an almost lumbering style of running, was a remarkably powerful sprinter with as much raw speed as any athlete in history. He also was a noted American football player. Hayes began running as a

Rutherford B. Hayes was the 19th president of the United States (1877–81), who brought post-Civil War Reconstruction to an end in the South and who tried to establish new standards of official integrity after eight years of corruption in Washington, D.C. He was the only president to hold office by

Rutherford B. Hayes was the 19th president of the United States (1877–81), who brought post-Civil War Reconstruction to an end in the South and who tried to establish new standards of official integrity after eight years of corruption in Washington, D.C. He was the only president to hold office by

golden shovel: …was invented by American poet Terrance Hayes for his poem “The Golden Shovel” (2010), which pays homage to Gwendolyn Brooks’s “We Real Cool” (1959). Hayes’s invention inspired many poets to write their own version of a golden shovel. The form has become a popular

Woody Hayes was an American collegiate gridiron football coach whose career coaching record was 238 games won, 72 lost, and 10 tied. He developed 58 All-American players, and his Ohio State University teams (1951–78) won 3 national championships (1954, 1957, and 1968) and 13 Big Ten championships

Woody Hayes was an American collegiate gridiron football coach whose career coaching record was 238 games won, 72 lost, and 10 tied. He developed 58 All-American players, and his Ohio State University teams (1951–78) won 3 national championships (1954, 1957, and 1968) and 13 Big Ten championships

United States: The Ulysses S. Grant administrations, 1869–77: The circumstances surrounding the disputed election of 1876 strengthened Hayes’s intention to work with the Southern whites, even if it meant abandoning the few Radical regimes that remained in the South. In an election marked by widespread fraud and many irregularities, the Democratic candidate, Samuel J. Tilden, received the…

Jules Bastien-Lepage: …stylistically owes a little to Édouard Manet. The Hayfield (1878) follows in the tradition of Jean-François Millet and reveals the sentimental element that characterizes Bastien-Lepage’s work. Joan of Arc Listening to the Voices, which represents Joan as a Lorraine peasant, typifies his subject pictures. He was also a portraitist of…

John Fillmore Hayford was an American civil engineer and early geodesist who established the theory of isostasy. Hayford’s theory assumes that there must be a compensatory distribution of rock materials of varying density so that the Earth’s crust exerts an essentially consistent pressure that is

Rudolf Abel: …testimony by Soviet Lieutenant Colonel Reino Hayhanen, who had defected to the West and who stated that he had been Abel’s chief coconspirator in the United States. The court sentenced Abel to 30 years’ imprisonment.

Armenian, member of a people with an ancient culture who originally lived in the region known as Armenia, which comprised what are now northeastern Turkey and the Republic of Armenia. Although some remain in Turkey, more than three million Armenians live in the republic; large numbers also live in

Nikol Pashinyan: Early life, education, and journalistic career: The paper was succeeded by The Armenian Times (Haykakan Zhamanak), and Pashinyan was its first editor in chief until 2008 (and remained the nominal editor in chief until 2012).

Arabic literature: The novel: The author, Muḥammad Ḥusayn Haykal, had written the work while studying in France, and the influence of a variety of European Romantic narrative traditions is very clear. Elsewhere within the region, novel writing was initiated at a later date: in Iraq by Maḥmūd Aḥmad al-Sayyid with Fī…

William Hayley was an English poet, biographer, and patron of the arts. Hayley is best remembered for his friendships with William Blake, the great pre-Romantic poet, painter, and designer, and with the 18th-century poet William Cowper. He was also a patron of less well-known writers, including the

Hayman Island, northernmost of the Cumberland Islands, at the northern entrance to Whitsunday Passage (Coral Sea), off northeastern Queensland, Australia. An inshore coral-fringed continental island, it measures 2 miles (3 km) by 1 12 miles (2.5 km) and has an area of 960 acres (390 hectares). From

Bronisław Malinowski: Mature career: …1940 Malinowski married again, to Anna Valetta Hayman-Joyce, an artist who painted under the name Valetta Swann and who assisted him in his Mexican studies and was primarily responsible for the publication of his Scientific Theory of Culture (1944) and other posthumous works.

Haymarket Affair, violent confrontation between police and labour protesters in Chicago on May 4, 1886, that became a symbol of the international struggle for workers’ rights. It has been associated with May Day (May 1) since that day’s designation as International Workers’ Day by the Second

Haymarket Affair, violent confrontation between police and labour protesters in Chicago on May 4, 1886, that became a symbol of the international struggle for workers’ rights. It has been associated with May Day (May 1) since that day’s designation as International Workers’ Day by the Second

Haymarket Affair, violent confrontation between police and labour protesters in Chicago on May 4, 1886, that became a symbol of the international struggle for workers’ rights. It has been associated with May Day (May 1) since that day’s designation as International Workers’ Day by the Second

proscenium: …of the stage at London’s Haymarket Theatre in 1880, creating a “picture frame” or an imaginary fourth wall through which the audience experienced the illusion of spying on characters behaving exactly as if they were unobserved. With the advent of electricity, the illusion was further enhanced by controlled lighting, which…

Heinrich, baron von Haymerle was a diplomat and foreign minister of the Habsburg Empire (1879–81) who secured a treaty with Serbia giving Austria-Hungary virtual control over Serbian foreign policy. Entering the imperial diplomatic service in 1850, Haymerle served in Turkey, Greece (1857), and,

Gregory Ratoff: Films of the 1930s and ’40s: …You Love Me (1946) featured Dick Haymes as a singer who woos the dean of a music school (Maureen O’Hara), and Haymes returned for Carnival in Costa Rica (1947), which also starred Vera-Ellen. In 1947 Ratoff turned to murder mysteries with Moss Rose (1947), a thriller set in turn-of-the-century London;…

Julius, baron von Haynau was an Austrian general whose military successes were overshadowed by his notorious brutality. Entering the Austrian Army in 1801, Haynau saw action throughout the Napoleonic Wars and remained in service after the Congress of Vienna (1814–15). During the revolutions of

Paul Hamilton Hayne was an American poet and literary leader, one of the best-known poets of the Confederate cause. After growing up in the home of his uncle, Robert Young Hayne, and practicing law for a short time, Hayne wrote for the Charleston Evening News and the Richmond Southern Literary

Robert Young Hayne was an American lawyer, political leader, and spokesman for the South, best-remembered for his debate with Daniel Webster (1830), in which he set forth a doctrine of nullification. Hayne entered the U.S. Senate in 1823 and soon became prominent as a spokesman for the South and

Elwood Haynes: …Elmer Apperson, Haynes formed the Haynes–Apperson Company, Kokomo, and began producing automobiles in 1898. Haynes and the Appersons split up in 1902, and three years later the company name was changed to Haynes Automobile Company. It ceased operations in 1925.

United Airlines Flight 232: The pilots, Captain Alfred Haynes and First Officer William Records, quickly discovered that neither the autopilot nor the manual controls had any effect. In desperation, Haynes closed the throttle to the left engine and pushed all the power to the right, and the aircraft righted itself. The…

Desmond Haynes is a West Indian cricketer considered one of the greatest opening batsmen in the history of the game. Haynes played in 116 Test matches and 238 one-day internationals, scoring more than 16,000 runs in both formats combined. Haynes had a brilliant record in both the Test

Desmond Haynes is a West Indian cricketer considered one of the greatest opening batsmen in the history of the game. Haynes played in 116 Test matches and 238 one-day internationals, scoring more than 16,000 runs in both formats combined. Haynes had a brilliant record in both the Test

Elwood Haynes was an American automobile pioneer who built one of the first automobiles. He successfully tested his one-horsepower, one-cylinder vehicle at 6 or 7 miles (10 or 11 km) per hour on July 4, 1894, at Kokomo, Ind. Haynes claimed that he received the first U.S. traffic ticket when in 1895

Euphemia Lofton Haynes was an American educator and mathematician who was the first African American woman to receive a doctoral degree in mathematics. Lofton was born into a socially prominent African American family. Her father, William, was a dentist, and her mother, Lavinia, was a kindergarten

Homer and Jethro: With Homer strumming the guitar and Jethro playing the mandolin, they performed on radio in Knoxville before becoming cast regulars in 1939 on the “Renfro Valley Barn Dance” radio program. The team broke up during World War II, but they reunited in 1945 and performed for…

Homer and Jethro: With Homer strumming the guitar and Jethro playing the mandolin, they performed on radio in Knoxville before becoming cast regulars in 1939 on the “Renfro Valley Barn Dance” radio program. The team broke up during World War II, but they reunited in 1945 and performed for…

Middlebury College: …honorary degree to black clergyman Lemuel Haynes. Women were first admitted in 1883.

New England Patriots: …future Hall of Fame cornerback Mike Haynes, and quarterback Steve Grogan, the Patriots experienced sporadic success in the 1970s and ’80s. They advanced to their first Super Bowl in 1986 but lost to a dominant Chicago Bears team, 46–10. Businessman Robert Kraft acquired the Patriots in 1994, paying $172 million,…

Todd Haynes is an American screenwriter and director known for films that examine fame, sexuality, and the lives of people on the periphery of mainstream society. His notable movies include Safe (1995), Velvet Goldmine (1998), Far from Heaven (2002), I’m Not There (2007), Carol (2015), and May

Grateful Dead: former Allman Brothers Band guitarist Warren Haynes to the lineup the following year. Personality conflicts surfaced during the 2004 tour season, however, and a four-year hiatus for the band followed. The Dead reunited in 2008 to headline a fund-raiser for the presidential campaign of Barack Obama, and the success of…

Elwood Haynes: …Elmer Apperson, Haynes formed the Haynes–Apperson Company, Kokomo, and began producing automobiles in 1898. Haynes and the Appersons split up in 1902, and three years later the company name was changed to Haynes Automobile Company. It ceased operations in 1925.

Johnson City, city, Washington county, northeastern Tennessee, U.S. It lies in a valley in the southern Appalachian Mountains, about 100 miles (160 km) northeast of Knoxville and just west of Elizabethton. The area was settled in the 1760s. Originally a part of North Carolina, it was included in

shale gas: Shale gas resources of the United States: …mainly in Oklahoma; and the Haynesville Shale, straddling the Texas-Louisiana state line. The Barnett Shale was the proving ground of horizontal drilling and fracking starting in the 1990s; more than 10,000 wells have been drilled in that basin. Other shale basins are found in some Rocky Mountains and Great Plains…

golf: The Ladies Professional Golf Association (LPGA): Mickey Wright, Carol Mann, Sandra Haynie, and Sandra Palmer helped maintain a reasonable level of popularity for the LPGA throughout the 1960s. Star players who emerged during the following decade include Jan Stephenson, Jo-Anne Carner, Amy Alcott, and Judy Rankin. The most notable player to emerge during the ’70s…

Armenian, member of a people with an ancient culture who originally lived in the region known as Armenia, which comprised what are now northeastern Turkey and the Republic of Armenia. Although some remain in Turkey, more than three million Armenians live in the republic; large numbers also live in

Hays, city, seat (1867) of Ellis county, central Kansas, U.S. It lies on Big Creek. The city was founded in 1867 after the establishment of Fort Hays (a frontier post built as Fort Fletcher in 1865). In 1876 Volga Germans settled the area on land ceded by the Kansas Pacific Railroad. The fort was

Hays Code, set of guidelines, self-imposed by Hollywood studios, regulating the moral content of films produced from 1934 to 1968. The Hays Code forbade the use of profanity, obscenity, and racial slurs and included detailed instructions outlining how certain topics should be shown on screen,

Hays Office, American organization that promulgated a moral code for films. In 1922, after a number of scandals involving Hollywood personalities, film industry leaders formed the organization to counteract the threat of government censorship and to create favorable publicity for the industry.

Hays Code, set of guidelines, self-imposed by Hollywood studios, regulating the moral content of films produced from 1934 to 1968. The Hays Code forbade the use of profanity, obscenity, and racial slurs and included detailed instructions outlining how certain topics should be shown on screen,

Arthur Garfield Hays was an American lawyer who defended, usually without charge, persons accused in many prominent civil-liberties cases in the 1920s. Educated at Columbia University (B.A., 1902; M.A. and LL.B., 1905), Hays was admitted to the New York bar. In 1914–15 he practiced international

Pete Seeger: The Weavers: …formed another group, the Weavers—with Lee Hays, Ronnie Gilbert, and Fred Hellerman—which achieved considerable success on college campuses, in concert, and on several records. Shortly after the group achieved national fame, however, a great deal of controversy was stirred up concerning Seeger’s previous activities in left-wing and labor politics, and…

Molly Pitcher was a heroine of the Battle of Monmouth during the American Revolution. According to legend, at the Battle of Monmouth (June 28, 1778), Mary Hays, wife of artilleryman William Hays, carried water to cool both the cannon and the soldiers in her husband’s battery—hence the nickname

Paul R. Hays was an American judge best known for his participation in the tribunal that ruled on the Pentagon Papers case (1971). While studying at Columbia University (B.A., 1925; M.A., 1927; LL.B., 1933), Hays was an instructor (1926–32) there in Latin and Greek. After briefly working with the

Will H. Hays was a prominent American political figure who was president of the Motion Picture Producers and Distributors of America (MPPDA, later called the Motion Picture Association of America) from 1922 to 1945. Because of his pervasive influence on the censorship office of the association, it

Will H. Hays was a prominent American political figure who was president of the Motion Picture Producers and Distributors of America (MPPDA, later called the Motion Picture Association of America) from 1922 to 1945. Because of his pervasive influence on the censorship office of the association, it

pepino hill, conical hill of residual limestone in a deeply eroded karst region. Pepino hills generally form on relatively flat-lying limestones that are jointed in large rectangles. In an alternating wet and dry climate, high areas become increasingly hard and resistant while low areas are