Algae, impurities darken Greenland ice sheet and intensify melting
The Dark Zone of the Greenland ice sheet has major impact on the surface melt of this immense store of ice. A new study — based on drone surveys — suggests that ice algae, dust and soot from wildfires and combustion are the main cause.
The extremely rare cave-dwelling albino fish with no eyes, the Mexican blindcat, has previously only been known to exist in Mexico.
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