OCG 110 Lecture 2: history of oceanogahy
Document Summary
3 g"s and a k: gold: trade, natural resource exploitation. Ptolemy"s map: geographer, early map of europe, latitude and longitude. Lived during the roman empire, in alexandria (egypt) Trade routes: europe wanted cheaper asian goods, avoid overland trade through middle east. Between 8000 bc 600 ad sugar production migrated from southeast asia to persia. Not seen in europe till about 1000 ad: brought by crusaders. Cook"s exploration if pacific 168 1789. 1606 european discovery of australia (janszoon) 1820 discovery of antarctica ( uk, russia, u. s) 1st voyage: transit of venus tahiti. 2nd voyage: terra australis: hypothesis that continents in northern hemisphere should be balanced by land in the south. 3rd voyage: to find the northwest passage. Know relative distance of planets, not an absolute scale. Uses trigonometry to figure out how big the sun and solar system are. Edmond halley: 1686 published wind map: makes sailing a lot easier. 1701 map of magnetic declination throughout the atlantic.
