Algae that tinge snow red are to blame for about a sixth of the snowmelt at an Alaskan ice field Microbes are pushing glacial snow into the red. An alga species that grows on glaciers gives the ...

Residents in southern China report algae blanketing beaches as experts warn of increasing pollution, health hazards, and ...

This algae is "totally different" from toxic red tide, which is microscopic algae, Tunnell said. While it is not harmful to humans, it can block access to the water and ruin the beach experience ...

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.

Large swaths of orange, green, or most often, watermelon-red snow is a sign of a thriving microscopic community dominated by single-celled algae. Watermelon snow is not new: It appears in Captain John ...

Single-celled Green Algae grow in thin layers of melt-water on snow and ice. Under conditions yet to be defined, these algae synthesize secondary red pigment granules, giving snow a red hue and ...

Small shrimps of the genus Hippolyte have the ability to change color to camouflage themselves in the algae where they live and escape predators. Depending on the algae they are in, they can turn red, ...