How do coral reefs thrive in parts of the ocean that are low in nutrients? By eating their algal companions

Reef corals grow vigorously in nutrient poor water – new research has found out why.

Cecilia D'Angelo, Associate Professor, Coral Reef Laboratory, University of Southampton • conversation
Aug. 24, 2023 ~8 min

The melting Arctic is a crime scene. The microbes I study have long warned us of this catastrophe – but they are also driving it

To fully understand the extent of climate-related dangers the Arctic – and our planet – is facing, we must focus on organisms too small to be seen with the naked eye.

Arwyn Edwards, Reader in Biology, Department of Life Sciences, Aberystwyth University • conversation
June 23, 2023 ~27 min


Microplastics: we've found startling quantities in the ice algae that are essential for all Arctic marine life

Arctic sea ice algae contaminated with microplastics have serious consequences for ecosystems and the climate.

Steve Allen, Ocean Frontier Institute researcher, Dalhousie University • conversation
May 11, 2023 ~6 min

Heading to a beach this summer? Here's how to keep harmful algae blooms from spoiling your trip

The tiny organisms that cause harmful blooms of algae can have a big impact on your trip to the shore. A toxicologist explains what causes these events and how to keep people and pets safe.

Brad Reisfeld, Professor of Chemical and Biological Engineering, Biomedical Engineering, and Public Health, Colorado State University • conversation
May 3, 2023 ~8 min

Using the ocean to fight climate change raises serious environmental justice and technical questions

From planting mangroves to dumping minerals in the ocean, there are lots of ideas for ocean carbon dioxide removal – and even more questions.

Terre Satterfield, Professor of Culture, Risk and the Environment, University of British Columbia • conversation
Oct. 24, 2022 ~10 min

Extensive algal blooms in England's lakes: here's why

Windermere has seen extensive algal blooms, attracting attention over its ecological consequences. But this is nothing new.

Stephen Thackeray, Lake Ecologist and Modeller, UK Centre for Ecology & Hydrology • conversation
Aug. 26, 2022 ~6 min

Extensive algae blooms in the England's lakes: here's why

Windermere has seen extensive algal blooms, attracting attention over its ecological consequences. But this is nothing new.

Stephen Thackeray, Lake Ecologist and Modeller, UK Centre for Ecology & Hydrology • conversation
Aug. 26, 2022 ~6 min

To reduce harmful algal blooms and dead zones, the US needs a national strategy for regulating farm pollution

Nutrient pollution fouls lakes and bays with algae, killing fish and threatening public health. Progress curbing it has been slow, mainly because of farm pollution.

Donald Scavia, Professor Emeritus of Environment and Sustainability, University of Michigan • conversation
July 18, 2022 ~11 min


To search for alien life, astronomers will look for clues in the atmospheres of distant planets – and the James Webb Space Telescope just proved it's possible to do so

Life on Earth has dramatically changed the chemistry of the planet. Astronomers will measure light that bounces off distant planets to look for similar clues that they host life.

Daniel Apai, Professor of Astronomy and Planetary Sciences, University of Arizona • conversation
July 14, 2022 ~10 min

Restoring the Great Lakes: After 50 years of US-Canada joint efforts, some success and lots of unfinished business

Cleaning up the Great Lakes was a big job when the US and Canada undertook it in 1972. Today it’s far more challenging.

Daniel Macfarlane, Associate Professor of Environment and Sustainability, Western Michigan University • conversation
May 19, 2022 ~10 min

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