Name ID 506
See also
Ofcansky, Thomas P and Yeager, Rodger Historical Dictionary of Tanzania
Page Number: xvii
Extract Date: 1000 BC
Original Khoi-San hunters and gatherers are disturbed by pastoral Cushistic migrations from Ethiopia.
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 11
Pastoralists live in Serengeti and Ngorongoro - called the Stone Bowl people
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 66
Extract Date: - 17,000
skeleton of homo sapiens found at Olduvai
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 66
Extract Date: - 100,000 to 0
only Lengai erupts - forming Ndutu bed.
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 66
Extract Date: - 100,000 to -30,000
severe phase of faulting at Olduvai. Foothills of Ngorongoro subside and become Olbalbal depression. River cuts through to form Olduvai Gorge.
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 66
Extract Date: - 400,000 to -100,000
ash from Kerimasi's eruptions form the Masek beds. Quartzite handaxes found.
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 66
Extract Date: - 800,000
Climate improves. Still evidence of home erectus
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 66
Extract Date: - 1,200,000
evidence of homo erectus appears, and Australopithicus boisei disappears. Climate becomes hotter and dryer
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 66
Extract Date: - 1,500,000
Lake Olduvai drains because of earth movements and faulting, but a river flows through the area
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 65
Extract Date: - 1,750,000
Australopithicus boisei
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 65
Extract Date: - 1,890,000
Olmoti erupted, and thick lava flows covered the area now occupied by Olduvai gorge. Lake Olduvai formed in the area
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 10
Main features of the area now formed
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 08
Extract Date: - 2,500,000
Ngorongoro perhaps as big as Kilimanjaro, and collapses inward
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 10
Manyara rift is formed
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 08
Extract Date: - 3,600,000
Sadiman erupts capturing the footprints at Laetoli
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 08
Extract Date: - 15M
Early rift obscured by lava from the volcanoes
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 08
Extract Date: - 20M
Crack developed - the Great Rift
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 08
Extract Date: - 70,000,000
African continent now in present shape and position
See also
Hanby, Jeannette & Bygott, David Ngorongoro Conservation Area
Page Number: 08
Extract Date: -200M
supercontinent of 'Pangaea' starts splitting to form the continents
