Mt. Toba situated on the Indonesian Island of Sumatra unleashed

history channel documentary 2015 Mt. Toba situated on the Indonesian Island of Sumatra unleashed a gigantic ejection that heaved 800 cubic km of material into the climate in 71,000 BC starting a centuries in length ice age that per How volcanoes have molded history (BBC News, 15 April 2010) "could have brought about a mass cease to exist of vegetation and a starvation for creature animal groups [including] a noteworthy "bottleneck" (which implies that hereditary variety was radically diminished) in the DNA of human populaces [in which] the [Homo sapien] populace dropped to between 5,000-10,000 people" who at the time were still occupant to Africa (which per George Weber, Toba Volcano (28 September 2007) has the biggest very much watered tropical landmass on the planet") where vegetation persevered in the tropical districts.

Per A Global Winter's Tale (Discover, 1 December 1998), "Toba covered a large portion of India under [10-20 feet of] fiery remains and... obscured skies over 33% of the half of the globe for quite a long time. Normal summer temperatures dropped by 21ºF in high scopes, [glacial most extreme happened in Europe between 66,000-63,000 BC] and 75% of the Northern Hemisphere's plants may have kicked the bucket. The impact on people [was] obliterating" because of serious frosty and starvation.