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Cotidal lines are lines on a map which connect points at which the same tidal level occurs simultaneously. Isaac Newton had explained the movement of the tides by the action of the …
The renowned geologist James D. Forbes (1809–68) presents an account of his systematic exploration of alpine mountain regions and glaciers in this important 1843 publication. …
In later life the recipient of the Nobel Peace Prize for his humanitarian work, the explorer and scientist Fridtjof Nansen (1861–1930) encouraged and supported the 1901 voyage of …
John Tyndall (1820–93) was an Irish physicist who became fascinated by mountaineering after a scientific expedition to Switzerland in 1856. He traversed the summit of the …