logo
episode-header-image
Feb 2023
28m 8s

How can oceans help us capture carbon?

Bbc World Service
About this episode
The ocean covers over 70% of the Earth’s surface and can hold more than 150 times the amount of carbon dioxide as air. Around a quarter of CO2 emissions created by human activity each year is absorbed by them. From phytoplankton to whales to seagrass meadows, we explore how this happens. And in climate news, we hear about the wildfires and drought affecting ... Show More
Up next
Oct 6
What do ice cores tells us about climate change?
What can ice cores tell us about the atmosphere millions of years ago? These cylinders of ice, drilled from glaciers and ice sheets around the world, preserve precious clues about our changing climate and records such as rainfall, temperature and greenhouse gases, even volcanic e ... Show More
26m 29s
Sep 28
Why don’t we use more geothermal energy?
Geothermal energy is renewable, reliable and powerful. So, why is most of it untapped? That’s what our listener, Anna in the UK, wants to know. Full disclosure, she’s a geologist and is thoroughly perplexed by the lack of uptake. Geothermal is renewable, reliable and abundant and ... Show More
26m 28s
Sep 21
How does extreme heat affect pregnancy?
Graihagh Jackson and the BBC’s former Global Health Correspondent Tulip Mazumdar investigate how extreme heat, fuelled by climate change, is affecting pregnant women in India. In the southern state of Tamil Nadu, Tulip hears the heart-breaking stories of some of the women affecte ... Show More
26m 28s
Recommended Episodes
Nov 2023
All aboard the RRS Sir David Attenborough
This week, the RRS Sir David Attenborough arrived in Antarctica to start its first full season of science in the polar region. Dr Nadine Johnston reveals more about the mission and the research they’ll be carrying out. Next up, medical geneticist Professor Shahida Moosa and her s ... Show More
31m 9s
Aug 2023
Drowning coastal ecosystems
Global sea levels are rising more than 3mm per year under current climate conditions. At this rate we are due to hit an alarming 7mm rise per year by the end of the century. If this is not slowed, it could lead to the drowning of essential coastal ecosystems like mangroves and la ... Show More
28m 5s
Sep 2022
Should we mine the deep sea?
The first license of its kind has been granted for deep-sea mining. It will be used to run early tests to see whether the seabed could be good place to harvest rare earth materials in the future. These earth minerals are what powers much of our modern technology, and the demand i ... Show More
26m 33s
Jul 2018
Peatbog wildfires, Coral acoustics, Magdalena Skipper, Fuelling long-term space travel
The wildfires on Saddleworth Moor may well be the most widespread in modern British history. Thanks to herculean efforts by Greater Manchester Fire and Rescue Service and the military, they are now extinguished, though the peat continues to smoulder. Now the longer term ecologica ... Show More
31m 44s
Aug 2023
Reality check: carbon capture and storage
This week the UK government announced that around 100 new oil and gas licences for the North Sea will be issued. At the same time the Prime Minister said the government would back two new carbon capture and storage plants, one in Aberdeenshire and one in the Humber. Victoria Gill ... Show More
28m 3s
Feb 2021
Meeting Mars, Melting Ice, Ozone on the Mend Again, and A Sea Cacophany
Victoria Gill and guests discuss the signs and symptoms of melting ice and anthropogenic climate warming, illicit CFC production and the racket we make in the seas. As two robotic missions from UAE and China arrive at Mars , and a third from NASA arrives next week, UK astronaut T ... Show More
41m 9s
Feb 2024
Hydrogen and the race to net zero
Hydrogen has long been touted as a potential wonder gas that could play a significant role in our race to net zero. Now, planning permission has been granted for the UK’s largest production hub of its kind, and one of the most advanced in the world. Located in Cheshire, it bills ... Show More
28m 12s
Jul 2023
An ocean of opportunities
For World Ocean Day, Gaia Vince finds out how the planet’s seas could help us to generate clean power, capture CO2 and feed the world. Gaia is joined in the studio by science journalist and marine biologist Olive Heffernan. She dives into the controversy regarding the potential o ... Show More
33m 2s
Nov 2021
Geoengineering The Planet
Even with the best efforts, it will be decades before we see any change in global temperatures through our mitigation efforts. Given the pace of global heating and the time lag before our emissions reductions have any impact, scientists are exploring additional ways of reducing g ... Show More
27m 23s
Feb 2023
Professor Corinne Le Quéré, climate scientist
Corinne Le Quéré is the Royal Society Research Professor of Climate Change Science at the University of East Anglia where she studies the way marine ecosystems respond to climate change. She uses computer simulators of the ocean to assess how the carbon cycle functions and her cl ... Show More
37m 11s