The scorching environment, with temperatures nearing 50 degrees Celsius, combined with high salinity and acidity, turns the Danakil Depression into a living hell for most organisms.
Lakes filled with volcanic minerals cover the surface of the depression. Photo: Katja Tsvetkova
The Danakil Depression in northern Ethiopia is a unique geological region with hot springs, sulfurous springs, acid lakes, and columns of scorching hot steam. The vibrant colors of the landscape may be visually striking, but they are also traces of continental rifting, according to IFL Science .
The Earth's crust is not a uniformly thick layer of earth across the planet. In places like the Danakil Depression, the effects of continental rifting are evident in the vibrant colors of the seasons. Tectonic plates have diverged, creating diverse landscapes such as the Danakil Alps and the Ethiopian plateau. The rugged terrain and scorching heat have earned the area the nickname "Gateway to Hell," yet locals have been mining salt there for centuries. This is a stratovolcano, composed of multiple layers of lava and ash.
The most striking feature of the Danakil Depression is the Dallol sulfur springs. Located at the foot of the Dallol volcano, the dry salt flats are dotted with streams and craters of neon green, orange, and yellow. This is a result of the unique topography that causes saltwater to mix with volcanic minerals including sulfur, iron, and copper.
Despite the chlorine- and sulfur-rich environment, in 2017, researchers discovered that life could thrive in the water at Dallol. They found evidence of bacteria living in the water that could tolerate heat, salinity, and acidity simultaneously.
"The environment is very harsh," noted researcher Barbara Cavalazzi of the University of Bologna in Italy, who has been exploring Danakil since 2013. "On average, midday temperatures can reach 48 degrees Celsius. On one occasion, we measured 55 degrees Celsius."
An Khang (According to IFL Science )
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