Have climate change predictions matched reality? Podcast

How scientists are improving their understanding of the connection between extremes and climate change – and what’s to come. Listen to The Conversation Weekly.

Daniel Merino, Assistant Science Editor & Co-Host of The Conversation Weekly Podcast • conversation
Sept. 23, 2021 ~5 min

Arctic sea ice hits its minimum extent for the year – 2 NASA scientists explain what's driving the overall decline

A closer look at how ice cover changed through the months offers some important insights into the role of climate change and why every year isn’t a record.

Linette Boisvert, Sea Ice Scientist and Deputy Project Scientist for NASA's Operation IceBridge, NASA • conversation
Sept. 22, 2021 ~9 min

Low oxygen is pushing fish into shallower water

As the ocean warms, oxygen concentrations go down. Fish are already moving into shallower waters, new research indicates.

Harrison Tasoff-UC Santa Barbara • futurity
Sept. 21, 2021 ~8 min

‘Blue’ food may be a green way to feed more people

Five new papers offer evidence that aquatic food, aka "blue food," could fight malnutrition while increasing sustainability.

Sonia Fernandez-UCSB • futurity
Sept. 17, 2021 ~8 min

Ocean Photographer of the Year 2021

An image of a green sea turtle surrounded by glass fish wins photo award.

Sept. 16, 2021 ~1 min

Tuna bounce back, but sharks in 'desperate' decline

Extinction list update reveals mixed news for marine life, as world conservation summit open in France.

Sept. 4, 2021 ~5 min

Hurricane Ida turned into a monster thanks to a giant warm patch in the Gulf of Mexico – here's what happened

Ida exploded from a weak hurricane to a powerful Category 4 storm in less than 24 hours, thanks to heat from an ocean eddy. An oceanographer explains its rapid intensification.

Nick Shay, Professor of Oceanography, University of Miami • conversation
Aug. 31, 2021 ~9 min

Climate change: July world's hottest month ever recorded - US agency

US scientists say July's land and ocean temperature was 0.93C (1.68F) above the 20th Century average.

Aug. 13, 2021 ~2 min

Ocean temps began to rapidly rise later than we thought

Ocean temperatures held steady for most of the 20th century, then started rapidly warming, new research suggests. That puts warming later than past studies.

Sonia Fernandez-UCSB • futurity
Aug. 10, 2021 ~5 min

IPCC climate report: Profound changes are underway in Earth's oceans and ice – a lead author explains what the warnings mean

Some of the climate changes will be irreversible for millennia. But some can be slowed and even stopped if countries quickly reduce their greenhouse gas emissions, including from burning fossil fuels.

Robert Kopp, Professor, Department of Earth & Planetary Sciences, and Director, Rutgers Institute of Earth, Ocean, and Atmospheric Sciences, Rutgers University • conversation
Aug. 9, 2021 ~12 min