Explore Challenges
- Natural disasters: how can we improve? [25 May 2010]
- Not In My Back Yard
- Digital Divide in the UK?
- Importing goods, exporting drought?
- The challenges and opportunities of an ageing society
- 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