1997 VHS • Eyewitness Ocean 60 FPS
The Vista Group®
Clips are not offered for this film: no licence or public-domain mark is recorded for it.
Parts
About
Eyewitness Ocean is a documentary program from the BBC Eyewitness series, examining ocean science, history of exploration, marine life, and the physical forces governing the world's five oceans.
The program covers the formation of the Earth's oceans after planetary cooling, Pangaea and the single ancient ocean Panthalassa, the Mid-Atlantic Ridge and ongoing Atlantic expansion, subduction trenches, the five oceans by size and character, ancient Greek and Ptolemaic mapping errors, Magellan's 1519 circumnavigation, Viking North Atlantic exploration around 1000 AD, the development of ocean trade, sail invention attributed to Egyptians and Phoenicians nearly 8,000 years ago, ocean chemistry and salinity including the 1660s analysis proving all ocean water is salty, Matthew Fontaine Maury's current charts from the 1840s, the Coriolis effect on ocean currents, wave mechanics and storm formation, tidal shifts and the flooding of ancient cities, ocean ecosystems from coral reefs and the Great Barrier Reef through the food pyramid of plankton and whales, deep-sea life and bioluminescent creatures, the HMS Challenger voyage of the 1870s, navigation by sextant and the invention of the chronometer, sonar depth measurement, humpback whale song, the Bermuda Triangle, leatherback turtle migration, Polynesian Pacific exploration, the Blue Ribbon Atlantic crossing record trimmed from 15 days in the 1830s to three and a half days by 1986, Halley's 1690 diving bell, Jacques Cousteau's 1943 scuba invention, bathysphere descent by Beebe and Barton to 3,000 feet in the 1930s, August Picard's 1960 Trieste descent to 35,000 feet, and the 1977 discovery of chemosynthetic life at deep-sea hydrothermal vents.
The program ends with the observation that only one twentieth of the ocean floor has been mapped.
- Archive
- Internet Archive, in The VHS Vault
- Licence or status
- The Internet Archive states none for this item.
- Credit
- The Vista Group®
- Language
- English
- Subtitles
- English
- Who can watch
- The archive gives no rating. Invisible Network shows it to Teens profiles and older, judged from its collection and subjects. How films are placed