But while lifeless during that time, the planet was already covered by vast oceans dotted with hydrothermal vent systems that ...

Scientists have discovered evidence that Earth's oceans were once green, hinting that this could be a marker of early life, ...

Imagine the world’s oceans with their beautiful blue color. Now, imagine that the same oceans were green. This is the intriguing possibility suggested by new research from Nagoya University in Japan.

Billions of years ago, our planet did not have the deep blue oceans we admire today. Instead, they were actually […] ...

Their simulation showed the iron was triple-charged, which meant it would have given the ocean water a green hue because iron ...

But hundreds of millions of years ago, most of the ocean was literally green ... which absorbs red and blue wavelengths and reflects green light. So with iron hydroxide and cyanobacteria, Earth ...

But our ocean’s health is in danger. How can the blue economy help restore and protect this vital planetary resource? Ahead of the 2022 UN Ocean Conference this June, we spoke with UN DESA’s ...

The largest animal that has ever existed lives in an ocean habitat. The blue whale can grow up to 30m ... into three main types – red, brown and green. Humans have only explored around 5% ...