Definición:
En un mapa, una curva de nivel une puntos de la superficie de la tierra que tienen el mismo valor de la variable que se muestra en el mapa (altitud, temperatura, precipitaciones, etc.). En los mapas térmicos, las curvas de nivel se denominan “isotermas”.
Fuente:
Food and Agriculture Organization of the United Nations, AQUASTAT Web Site
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Términos Relacionados:
En Glosario de Riego: curva, iso, nivel, mapa