Lisez cet article à voix haute
Activez le micro et lisez à votre rythme. Les mots s’allument au fil de la lecture, et rien ne vous arrête quand l’un d’eux est mal prononcé.
Votre audio n’est jamais envoyé à MovaReader : c’est votre navigateur qui le reconnaît. Politique de confidentialité
Connectez-vous pour garder cette séance dans votre historique de lecture.
Ecological Engineering and Hydrological Recovery: The North Aral Sea Project
During the latter half of the twentieth century, the desiccation of the Aral Sea became an emblem of anthropogenic environmental collapse. Once the fourth-largest inland water body on Earth, this terminal lake contracted precipitously after Soviet central planners diverted its two primary tributaries, the Amu Darya and the Syr Darya, to irrigate intensive cotton monocultures. This diversion starved the closed basin of its historical inflow, precipitating an ecological crisis of unprecedented scale. As water levels plummeted, the retreating shoreline exposed millions of hectares of hyper-saline seabed. Toxic dust storms laden with agricultural residues subsequently degraded ambient air quality and public health across Central Asia, while the regional commercial fishing industry ceased entirely.
By the late 1980s, the shrinking lake had fragmented into distinct hydrological zones, separating the northern Small Aral from the larger southern depression.