Rock art from Gilf Kebir in the present day Libyan Desert, part of the Sahara. Painted between 8000 and 4000 BC, it depicts...Read More >>Rock art from Gilf Kebir in the present
Rock art from Gilf Kebir in the present day Libyan Desert, part of the Sahara. Painted between 8000 and 4000 BC, it depicts...Read More >>Rock art from Gilf Kebir in the present day Libyan Desert, part of the Sahara. Painted between 8000 and 4000 BC, it depicts giraffes and ostriches, along with people herding longhorned cattle—evidence for a much wetter climate in that period. Since the end of the Ice Ages, around 10–12,000 years ago, there have been periods when the Earth's climates have varied. Up to around 6000 years ago, northern Africa was much wetter than it is today. The Sahara was not desert at all, but "Green Sahara", a region of savanna grasslands and forested mountains, dotted with lakes and inhabited by animals such as giraffe, hippos and crocodiles—and humans. The Sahara's climate at the time was similar t