Research reveals when and why ancient tropical seas transitioned from oxygen oases to marine dead zones, providing clues to ...
The oceans cover over 70% of the Earth’s surface. The marine ecosystem is the largest and most abundant in the world. But most of the ocean is permanently dark and incredibly difficult to observe. As ...
The tropical oceans that once served as oxygen-rich havens for Earth's earliest complex life have become the planet's largest marine dead zones. The ...
It floats, it drifts, it doesn’t break down. Plastic in the ocean is everywhere, but now it’s doing more than polluting. It’s ...
Are you preparing for UPSC CSE Prelims 2026? Check your progress and revise your topics through this quiz on Environment and ...