[10] The owner of the mine, De Beers,[11] had total control of the area until the 1990s, when the Namibian government purchased a fifty-percent stake.
[12] Roter Kamm, an impact crater in the southern Namib Desert within the Sperrgebiet, has a diameter of 2.5 km (1.6 mi).
[12] There are 776 types of plants in the Sperrgebiet, with 234 being endemic to southwest Namibia, despite the Orange River being the only permanent water supply in the area.
[4] A study has shown that climate change will affect the plant life in the area, specifically in the Succulent Karoo.
[13] According to Morgan Hauptfleisch, a scientist who works at the Southern African Institute for Environmental Assessment, the Sperrgebiet "is the only arid biodiversity hotspot and this makes it a very special area".
[3] In April 2008, the 500-year-old wreck of a ship named Bom Jesus[15] containing Iberian coins, bronze cannons, copper, and ivory was found in the Sperrgebiet.
In 2021, the government of Namibia announced a US$9.4 billion green hydrogen project in the Tsau ǁKhaeb National Park.
According to Raffinetti, the CEO of HYPHEN: "The Tsau ǁKhaeb National Park is among the top 5 locations in the world for low-cost hydrogen production, benefiting from a combination of co-located onshore wind and solar resources near the sea and land export routes to market.