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Earth Sciences Sep 17, 2025

A hard look at geoengineering reveals global risks

With CO2 emissions continuing unabated, an increasing number of policymakers, scientists and environmentalists are considering geoengineering to avert a climate catastrophe. Such interventions could influence everything from ...

Environment Sep 14, 2025

UK's largest lake 'dying' as algae blooms worsen

For the third year running toxic blue-green algae blooms that look like pea soup and smell like rotten eggs have covered much of Lough Neagh, the largest lake in the UK and Ireland.

Ecology Sep 8, 2025

Ocean warming puts vital marine microbe Prochlorococcus at risk

Among the tiniest living things in the ocean are a group of single-celled microbes called Prochlorococcus. They are cyanobacteria, also known as blue-green algae, and they supply nutrients for animals all the way up the food ...

Environment Aug 29, 2025

Florida's once-pristine springs threatened by pollution, development and climate change

Seen from the air, a Florida freshwater spring is a bit of liquid heaven, luring humans and wildlife to enjoy its aquamarine cool. With at least 1,000 of them—more than any other state—the springs serve as beaches for large ...

Evolution Aug 29, 2025

Tiny ocean partnership between algae and bacteria reveals secrets of evolution

The microscopic alliance between algae and bacteria offers rare, step-by-step snapshots of how bacteria lose genes and adapt to increasing host dependence. This is shown by a new study led by researchers from Stockholm University, ...

Earth Sciences Aug 27, 2025

Snow algae accelerate Antarctic ice shelf melting, research discovers

A new study has revealed that tiny organisms called snow algae are significantly contributing to the surface melting on Antarctic ice shelves. The discovery could have far-reaching implications for global sea level rise.

Evolution Aug 26, 2025

Brown algae genomes reveal ancient origins and evolutionary fate of sex chromosomes

By tracing the genomes of nine brown algal species, researchers have shed light on the ancient origins, remarkable stability, and unexpected transformations of U/V sex chromosomes. This reveals how sex determination can evolve, ...

Veterinary medicine Aug 25, 2025

Hidden danger in the water: Protecting pets from blue-green algae

As people and their pets seek relief from the heat in lakes and ponds, a Virginia Tech veterinary expert warns of a hidden danger lurking in the water.

Biotechnology Aug 20, 2025

Discovery of second light-activated state in alga ion channel could inform future optogenetics

Researchers have gained new insights into an ion channel from algae. These insights could help optogenetics realize its full potential in the future.

Ecology Aug 19, 2025

How could we clean up the algal bloom?

South Australia's catastrophic harmful algal bloom now affects almost 30% of the state's coastline, stretching from the Coorong in the state's southeast to the seafood-rich Spencer Gulf to the west.

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