How to measure a beluga from an overhead photograph
An A2 reading about Cook Inlet beluga photogrammetry and turning pixels into a length estimate.
Fotos aéreas para medir una beluga
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. 2025 . .
. . .
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. ; : , . , .
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About this article
Level A2 Reading focus
What you'll learn
Present perfect with hecho, visto and escrito, plus ya and todavía no.
Students explain the three steps that turn an aerial image into an estimated beluga length without touching it.
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