Mega Chad

Lake Mega Chad

About 7,000 years ago, a vast lake spread hundreds of square kilometers across north-central Africa. Known to scientists as Lake Mega Chad, it covered more than 400,000 square kilometers at […]

Terkezi Oasis, Chad

Terkezi Oasis, Chad

A series of rocky outcroppings are a prominent feature of this Sahara Desert landscape near the Terkezi Oasis in the country of Chad.┬áThis image was acquired by Landsat 7 on […]