The ice is melting because of global warming. When humans burn fossil fuels like oil and coal, a bunch of greenhouse gases go ...
Scientists have successfully extracted what is likely the world's oldest ice, dating back 1.2 million years, from deep within Antarctica.
The algae can increase surface melt by about 10 percent. In 2019 and 2020, the research team gathered samples from dark ice, red snow, and melting holes in various locations on the ice sheet.
Clear, blue ice is strong and usually safe, while white, opaque ice is weaker and thinner, they said. Gray or dark ice is unsafe, as this indicates that the surface is melting. People should check ...