Explore Challenges
- 7 March 2012: Global health in the 21st Century
- Adapting to an urban future
- Educating for tomorrow
- Digital technology in Africa
- Persistent poverty in Britain
- Can the UK ever be sustainable?
- Plastic pollution in the oceans
- Natural disasters: how can we improve?
- Not In My Back Yard
- Digital Divide in the UK?
- Importing goods, exporting drought?
- Britain’s ageing population
- Engineering our climate
- The future shape of Capitalism
- Migration: skills and the job market
- Razing the Rainforest
- London under water
- Concreting the countryside
- Future of low carbon energy.
- Africa in the 21st Century
Oceans
Ocean fertilisation
How could fertilising the oceans help fight climate change?
Engineering our climate / 60 Seconds / Ocean fertilisation
Ocean iron plan approved as researchers show algae absorb CO2
Greenhouse gases trapped deep in ocean by iron-fertilised algae, scientists say, as experiment gets green light
Engineering our climate / In The News / Ocean iron plan approved as researchers show algae absorb CO2
Interview with Sylvia Earle
Celebrated oceanographer and ambassador for the world's oceans. Dr Sylvia Earle, 'explorer in residence' at the National Geographic, discusses with us the growing problem of plastic pollution and the importance of the world's oceans.
Plastic pollution in the oceans / Focus / Interview with Sylvia Earle
Meet our panel
Read about our panel for this event, David de Rothschild, Dr Simon Boxall, Peter Davis and David Shukman.
Plastic pollution in the oceans / Focus / Meet our panel