What’s another word for canary in a coal mine?

What is meant by the term canaries in the coal mine and what does it predict?

canary in a coal mine (plural canaries in a coal mine or canaries in coal mines) (idiomatic) Something whose sensitivity to adverse conditions makes it a useful early indicator of such conditions; something which warns of the coming of greater danger or trouble by a deterioration in its health or welfare.

What’s another word for coal mine?

Find another word for coal-mine. In this page you can discover 6 synonyms, antonyms, idiomatic expressions, and related words for coal-mine, like: coalpit, steelworks, coalmines, coalmine, Tengda and colliery.

Why is Starbucks the canary in the coal mine?

“We’re the canary in the coalmine,” Hanna said. Starbucks was a founding member of BICEP, the Business for Innovative Climate and Energy Policy. … To reduce emissions, Starbucks has pledged that all new stores will be LEED-certified and is also working to improve energy and water efficiency in existing stores.

Who sings canary in a coal mine?

Why did they send canaries down mines?

More susceptible to toxic gases, such as carbon monoxide, the canaries warned miners by growing more distressed when the gas levels were rising too high, allowing the human miners to escape safely. Hence the phrase “like a canary in a coal mine”, is used to indicate a whistleblower or indicator of danger.

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What is the canary in the cardiovascular system coal mine?

The idiom “canary in a coal mine” originated in the 19th century. Canaries are especially sensitive to methane and carbon monoxide, 2 gases common in coal mines. The miners kept canaries in cages throughout the mines, and if there was a dangerous gas leak, the canaries would be the first to die.

What does you’re my canary mean?

Something or someone who, due to sensitivity to his, her, or its surroundings, acts as an indicator and early warning of possible adverse conditions or danger.

Where did the phrase a canary in a coal mine come from?

A canary in a coal mine is an advanced warning of some danger. The metaphor originates from the times when miners used to carry caged canaries while at work; if there was any methane or carbon monoxide in the mine, the canary would die before the levels of the gas reached those hazardous to humans.