U3A:Ecologist and natural historian Prof Johann du Pree
Date: From 2017-03-14 to 2017-03-14

Ecologist and natural historian Prof Johann du Preez, departmental chair of Plant Sciences at the University of the Free State, will present a talk on The Vredefort Dome - oldest and largest meterite impact on the earth. More than 150 geologists painstakingly accumulated evidence to reveal the impact of a meteorite the size of a mountain some 2020 million years ago.
April, 2018
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