• <menu id="888u4"><menu id="888u4"></menu></menu>
    • English
    • ???????
    • 中文
    • Fran?ais
    • Русский
    • Espa?ol

    You are here

    Nubian Sandstone Aquifer System

    Video Editor: Alexandra Diesner-Kuepfer

    The Nubian Sandstone Aquifer System (NSAS) is one of the oldest and largest aquifers in the world. Scientists have many unanswered questions about the aquifer, which stretches beneath four northeast African countries.

    Last update: 13 February 2018

    Stay in touch

    Newsletter

    午夜爱爱爱爱爽爽爽视频网站