How city roads trap migrating fish

A recent US study found tyre chemicals were polluting rivers and poisoning migratory salmon.

Stephanie Januchowski-Hartley, Sêr Cymru Research Fellow in Environmental Sciences, Swansea University • conversation
Jan. 8, 2021 ~5 min

Taking fish out of fish feed can make aquaculture a more sustainable food source

Fish farms feed millions of people around the world, but they also consume a lot of fish that are dried or ground up to make aquafeed. Researchers are developing more sustainable alternatives.

Pallab Sarker, Associate Research Professor of Environmental Studies, University of California, Santa Cruz • conversation
Dec. 14, 2020 ~7 min

Americans don't eat enough fish and miss out on robust health benefits

The oils in fish are excellent buffers against disease. Why don't we eat more fish?

Michael Tlusty, Associate Professor of Sustainability and Food Solutions, University of Massachusetts Boston • conversation
Nov. 12, 2020 ~5 min

Giant 'toothed' birds flew over Antarctica 40 million to 50 million years ago

Paleontologists have discovered fossil remains belonging to an enormous 'toothed' bird that lived for a period of about 60 million years after dinosaurs.

Peter A. Kloess, Doctoral Candidate, Integrative Biology, University of California, Berkeley • conversation
Oct. 27, 2020 ~7 min

When hurricanes temporarily halt fishing, marine food webs recover quickly

Hurricane Harvey destroyed the fishing infrastructure of Aransas Bay and reduced fishing by 80% over the following year. This removed humans from the trophic cascade and whole food webs changed.

Joseph W. Reustle, SPIRE Postdoctoral Scholar, University of North Carolina at Chapel Hill • conversation
Sept. 15, 2020 ~6 min

Culverts – the major threat to fish you've probably never heard of

Fish need to cross roads too. But the tunnels built to channel rivers under roads and railways can block their migrations.

Sayali Pawar, Research Fellow in GIS and Environmental Change, Swansea University • conversation
Aug. 6, 2020 ~6 min

Healthier food can contain more contaminants – but there's a simple way to stay safe

A new study shows high-fibre brown rice also contains more arsenic than white rice – so which is better for you?

Ruth Fairchild, Senior Lecturer in Nutrition, Cardiff Metropolitan University • conversation
June 17, 2020 ~7 min

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