Blood rain in Austria: Starting on Saturday, Saharan dust will cause reddish rainfall. Health caution is advised, especially for respiratory diseases.“Blood rain” sounds like the title of a new Stephen King horror novel or an old Viking ritual, but in reality, it is a fascinating natural phenomenon in which rainwater takes on a reddish hue. This happens when fine dust from the Sahara is transported into the atmosphere by wind currents and mixes with rainfall. The dust contains iron oxide, which gives the rain its characteristic red color.At the latest,…
Read MoreFrom Saturday, “blood rain” alarm throughout Austria
