Aracari

Any of certain toucan species. See toucan.

Trajan

Latin  in full Caesar Divi Nervae Filius Nerva Traianus Optimus Augustus,  also called  (AD 97–98) Caesar Nerva Traianus Germanicus, original name Marcus Ulpius Traianus   Roman emperor (AD 98–117), the first to be born outside Italy. He sought to extend the boundaries of the empire to the east (notably in Dacia, Arabia, Armenia, and Mesopotamia), undertook a vast building program, and enlarged social welfare.

Euclidean Geometry, Homotheties

If two nonconcentric circles have centres A, B and unequal radii r, s, there are points I, E with [AIB], AI | IB ~ AE | EB ~ r | s. In consequence, the

Acroterion

Plural  Acroteria,   in architecture, decorative pedestal for an ornament or statue placed atop the pediment of a Greek temple; the term has also been extended to refer to the statue or ornament that stands on the pedestal. Originally a petal-shaped ornament with incised pattern, such as the honeysuckle, was placed on the ridge and at the eaves at either side of the pediment. Later this ornamentation

Ashcroft, Dame Peggy

Michael Billington, Peggy Ashcroft (1988).

Cartland, Dame Barbara

Following the death of her father in World War I, Cartland moved with her family to London. There she began contributing to the Daily Express newspaper, receiving instruction in writing from its proprietor,

Gunn, Thom

The son of a successful London journalist, Gunn attended University College School in London and Trinity College in Cambridge, where he received a B.A. (1953) and M.A. (1958). In 1954 he moved to San Francisco, California, to study

World Water Crisis: Is There A Way Out?

Into the gloom of the future we should project a little light by considering some successes of the past. Over the past 40 years, water resources and water quality have been greatly improved in Europe and North America. Rivers in the United States no longer spontaneously burst into flame; gross pollution of lakes and rivers has been eliminated; wetlands are protected