The phrase "dust veil" refers to a layer of dust or particles suspended in the air, reducing visibility and blocking sunlight.
Sentences with «dust veil»
This worldwide volcanic dust veil acted as a solar radiation filter, reducing the amount of sunlight reaching the surface of the earth. (sciencedaily.com)
Volcanic dust veils from sixth century tree - ring isotopes linked to reduced irradiance, primary production and human health. (kaltesonne.de)
An aerosol layer forms; the original scientific term was dust veil. (discovermagazine.com)