What is red snow phenomenon ?

Explanation

### Step-by-Step Solution:

1. **Definition of Red Snow Phenomenon**: The Red Snow Phenomenon, also known as the Watermelon Phenomenon, refers to the occurrence of red-colored snow observed in certain regions, particularly in polar and glacial areas.

2. **Observation**: Recently, this phenomenon was notably observed at the Vernadskaya research base in Ukraine, where the snow along the coast of the northernmost peninsula of Antarctica appeared completely red.

3. **Cause of the Red Color**: The red color of the snow is attributed to the presence of a specific type of algae that contains a red pigment. This pigment is responsible for the distinctive coloration of the snow.

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