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.

By demonstrating how urea could form naturally under Archean conditions and showing that it acts as both a nutrient and an inhibitor, the researchers revealed how subtle chemical balances shaped Earth's early biosphere.

From Science Daily • Nov. 2, 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

The apparent attempted assassination of former President Donald Trump sent shock waves through the geo-political biosphere, as U.S. leaders chimed in to condemn the attack.

From Salon • Jul. 14, 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