W. Mediterranean hit by 'exceptional' heatwave: experts

An "exceptional" marine heatwave is gripping the western Mediterranean with surface temperatures up to five degrees Celsius (41 degrees Fahrenheit) hotter than average, according to experts contacted by AFP.

Do fish suffer from oxygen starvation?

Larger fish are more likely to experience oxygen deficiency in warming water than smaller species. The same applies to fish with large cells, note researchers at Radboud University in their latest study. In addition, marine ...

Ocean warming threatens richest marine biodiversity

An international team of scientists led by researchers from the University of Adelaide has revealed that rates of future warming threaten marine life in more than 70% of the most biodiverse-rich areas of Earth's oceans.

Monarch butterfly populations are thriving in North America

For years, scientists have warned that monarch butterflies are dying off in droves because of diminishing winter colonies. But new research from the University of Georgia shows that the summer population of monarchs has remained ...

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