Hadjer-Lamis topographic maps

Average elevation: 297 m

Average elevation: 287 m

Average elevation: 290 m

Average elevation: 288 m

Lake Chad has shrunk considerably since the 1960s, when its shoreline had an elevation of about 286 metres (938 ft) above sea level and it had an area of more than 26,000 square kilometres (10,000 sq mi), making its surface the fourth largest in Africa. An increased demand on the lake's water from the local…

Average elevation: 282 m