The Japanese era name (Japanese: 年号, Hepburn: nengō, "year name"), also known as gengō (元号), is the first of the two elements that identify years in the Japanese era calendar scheme.The second element is a number which indicates the year number within the era (with the first year being "gan (元) "), followed by the literal "nen (年)" meaning "year".

Era (geology), a subdivision of geologic time Calendar era; Education. Academy of European Law (German: Europäische Rechtsakademie), an international law school; ERA School, in Melbourne, Australia; Era University, in Lucknow, India; Games and sports. Earned run average, a baseball statistic; Elite Rodeo Athletes, a professional rodeo organization; English Racing Automobiles, …

An era is a span of time defined for the purposes of chronology or historiography, as in the regnal eras in the history of a given monarchy, a calendar era used for a given calendar, or the geological eras defined for the history of Earth.. Comparable terms are epoch, age, period, saeculum, aeon (Greek aion) and Sanskrit yuga

The California Gold Rush (1848–1855) was a gold rush that began on January 24, 1848, when gold was found by James W. Marshall at Sutter's Mill in Coloma, California. The news of gold brought approximately 300,000 people to California from the rest of the United States and abroad. The sudden influx of gold into the money supply reinvigorated the American economy; the …

The Jurassic Coast is a World Heritage Site on the English Channel coast of southern England. It stretches from Exmouth in East Devon to Studland Bay in Dorset, a distance of about 96 miles (154 km), and was inscribed on the World Heritage List in mid-December 2001.. The site spans 185 million years of geological history, coastal erosion having exposed an almost continuous …

Wookey Hole Caves (/ ˈ w ʊ k i /) are a series of limestone caverns, a show cave and tourist attraction in the village of Wookey Hole on the southern edge of the Mendip Hills near Wells in Somerset, England.The River Axe flows through the cave. It is a Site of Special Scientific Interest (SSSI) for both biological and geological reasons. Wookey Hole cave is a "solutional cave", one …

Matobo National Park has a wide diversity of fauna: 175 bird, 88 mammal, 39 snake and 16 fish species. Game include white rhinos, sable antelopes, impala and leopards.The park contains the world's densest population of the latter, due to the abundance of hyrax, which make up 50% of their diet. The game park in the west has been restocked with white and black rhinos, the …

Se ha discutido el carácter científico de las matemáticas debido a que sus procedimientos y resultados poseen una firmeza e inevitabilidad inexistentes en otras disciplinas como pueden ser la física, la química o la biología.Así, la matemática sería tautológica, infalible y a priori, mientras que otras, como la geología o la fisiología, serían falibles y a posteriori.

Middle Cave and Timpanogos Cave were discovered in an era where their formations and resources could be protected. The National Park Service, which oversees and preserves the cave complex, has continued to develop new ways to retain its natural features, including limiting lighting in the caves to retard growth of invasive organisms.

Petrified Forest National Park is an American national park in Navajo and Apache counties in northeastern Arizona. Named for its large deposits of petrified wood, the park covers about 346 square miles (900 square kilometers), encompassing semi-desert shrub steppe as well as highly eroded and colorful badlands.The park's headquarters is about 26 miles (42 km) east of …