At the edge of Lake Clifton, rock-like structures called thrombolites can be seen, built by tiny microorganisms believed to resemble the earliest forms of life on Earth. Scientists have suggested their presence here may be due to upwellings of fresh groundwater high in calcium carbonate.
At the edge of Lake Clifton, rock-like structures called thrombolites can be seen, built by tiny microorganisms believed to resemble the earliest forms of life on Earth. Scientists have suggested their presence here may be due to upwellings of fresh groundwater high in calcium carbonate.