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oxygen

Depleting oxygen levels due to rising CO2 in mangrove waters threatening fish nurseries

Wildlife & Biodiversity

Depleting oxygen levels due to rising CO2 in mangrove waters threatening fish nurseries

Himanshu Nitnaware

19 Mar 2026

3 min read

How dramatic daily swings in oxygen shaped early animal life — new study

Wildlife & Biodiversity

How dramatic daily swings in oxygen shaped early animal life — new study

Emma Hammarlund

24 Mar 2025

4 min read

This study looked at how rivers throughout the world are faring — and the findings are disturbing

This study looked at how rivers throughout the world are faring — and the findings are disturbing

15 Sep 2023

2 min read

Why is climbing Mount Everest so dangerous?

Why is climbing Mount Everest so dangerous?

25 May 2023

4 min read

3 years of pandemic: Anxiety weighed on me like a rock during my 10-day ordeal

3 years of pandemic: Anxiety weighed on me like a rock during my 10-day ordeal

11 Mar 2023

5 min read

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