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Many borders follow natural features like say a mountain ridge, and such features affects air movement patterns, humidity/clouds, etc.
by trhway 7y ago
Many borders follow natural features like say a mountain ridge, and such features affects air movement patterns, humidity/clouds, etc.
- alejohausner 7y agoThe article points out that this is NOT the cause. The border between Spain and Portugal crosses all sorts of divides and watersheds: the Tagus river starts in Spain, passes near Madrid, travels west, and empties into the Atlantic in Lisbon. In fact, 3/4 of the Iberian peninsula has rivers that feed the Atlantic, and the divide between rivers that feed the Atlantic and those that feed the Mediterranean is way on the East side of Spain, far from the political border with Portugal.
- sergioj97 7y agoIf you read the tweets, you're in for a big surprise!