The company also said it was planning to increase the size of its air passenger terminal at Land's End, and that a new control tower would make flights less weather-dependent.

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The water host also means they can be mounted low to the ground, kept cool on hot days, and easily withstand weather events that could topple a tall solar tower.

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It found that the "weather has taken its toll" on the rotating observation tower which stands on the seafront.

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