biosphere

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.

A planet with ten percent carbon dioxide -- if located farther from its sun or orbiting a dimmer, younger star -- could support a biosphere for up to 4.2 billion years.

From Science Daily • Oct. 12, 2025

Various forms of evidence suggest that the biosphere was more productive during the Miocene compared to now, and that at higher latitudes, this effect was more pronounced.

From Salon • Feb. 17, 2025

"We must protect our biosphere - it is not a zero-sum game," he added, pointing to a recent report by the Office for National Statistics that valued UK ecosystems at £1.8tn.

From BBC • Nov. 11, 2024

In contrast, land habitats make up less than 1 percent of the planet’s biosphere because the band of life is so narrow, making its volume quite small.

From New York Times • May 30, 2024

One of them even featured two monkeys in a self-contained biosphere complete with oxygen-generating plants and a food-pellet delivery mechanism.

From "October Sky" by Homer Hickam