Tietê River: river in São Paulo, Brazil

boat: smaller watercraft

fence: freestanding structure preventing movement across a boundary

tree: perennial woody plant

Clube de Regatas Tietê: Agremiação esportiva da cidade de São Paulo

20th century: time period between January 1, 1901, and December 31, 2000

São Paulo: largest city of Brazil, and capital of the State of São Paulo

daytime: period on any given point of the planet's surface during which it experiences natural illumination from sunlight

urban forestry: land use management system in which trees or shrubs are cared or protected for well-being