permafrost

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.

They found that pieces of amino acids from E. coli bacteria, if trapped in Martian permafrost or ice caps, could survive more than 50 million years even under constant cosmic radiation.

From Science Daily • Feb. 25, 2026

It stretches northward into desolate permafrost regions flush with “oil sands” that produce about nine times as much crude as Alaska.

From The Wall Street Journal • Feb. 14, 2026

These RNA sequences are the oldest ever recovered and come from mammoth tissue preserved in the Siberian permafrost for nearly 40,000 years.

From Science Daily • Nov. 15, 2025

Canada and Russia, where large amounts of ice and permafrost are melting, are losing the most fresh water.

From Los Angeles Times • Sep. 3, 2025

But what if instead of telling the tourists a bunch of polar bear facts, he also talked about the melting ice and the crumbling permafrost and the momma bears losing their dens?

From "Two Degrees" by Alan Gratz