noun · academic

biosphere

UK/ˈbaɪəʊsfɪə(r)/US/ˈbaɪoʊsfɪr/BI·o·sphere

Band 7+task2speaking

the global zone of life on Earth, including land, oceans and the lower atmosphere

Examples

Human activities are changing the biosphere faster than many scientists expected.

Pollution has long-term effects across the biosphere, not just locally.

Understanding the biosphere helps us see connections between climate, oceans and land.

Band 8 sentence

Protecting the biosphere requires coordinated international policies that address land use, ocean health and atmospheric emissions.

Collocations

  • the biosphere
  • protect/preserve the biosphere
  • biospheric integrity

Word family

biospheric adjbiospherically adv

Common mistakes

Biosphere is under threat.The biosphere is under threat.

biospheresbiosphere

Say it for a higher band

5Earth's life zone6global environment7+biosphere

Synonyms

Earth's life zone

Easily confused

ecosystem

A coral reef is a complex ecosystem that supports many species.

Related words

Learn this word with the rest of its set, and get reminded at the right time.

In Nature & Animals

Learn it with its set