blue-green

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Last year, scientists in the country announced they had launched successful trials spraying the soil with cyanobacteria, also known as "blue-green algae" -- a method that helps retain moisture and facilitate tree rooting.

From Barron's • Dec. 18, 2025

Those sown in August are currently just tiny blue-green shoots.

From Los Angeles Times • Nov. 21, 2025

These findings show that marine algae have evolved specialized pigments not only to absorb the blue-green light available underwater but also to withstand the damaging effects of intense sunlight.

From Science Daily • Oct. 22, 2025

In recent years large blooms of potentially toxic blue-green algae in Lough Neagh – caused in large part by long-term pollution – have grabbed the headlines.

From BBC • Sep. 24, 2025

She thought about the blue-green room and planned how she would arrange her pictures on the walls.

From "The City of Ember" by Jeanne DuPrau