Crowded world to face a hungry future
A newly published government report warns of a coming food crisis. Technology saved us once. Can it succeed again or should we find a fresh solution?
Birds, bears and mammoths – coming soon?
A UK revival for the world’s heaviest flying bird is being funded by the EU. Now other extinct species could be on their way back.
Avatar director to tackle Challenger Deep
James Cameron is planning a voyage to the bottom of the world's deepest ocean. Is human exploration more valuable than robotic research?
Scotland Yard and the spy who 'went native'
Environmental protestors have escaped prosecution, after a police mole who spied on them sensationally changed sides. Everyone’s angry – but who’s in the right?
Miracle and disaster as China grows rich
Boomtime for industry in China has brought health risks for the population, with frequent poisonings and accidents. But there are benefits as well.
Terrible floods in Australia bring ruin and snakes
They have not seen floods like this in Queensland for over fifty years. But as the waters subside, who should be paying for the damage?
Life without mangoes, bananas or flights to Paris
A group of global experts has worked out that Britain could cut 637m tonnes of greenhouse gases within 20 years. But life would be very different.
Oil pollution: best when out of sight and out of mind
The BP oil leak off the coast of America has led Barack Obama to crack down on offshore drilling. But does this mean even worse pollution in other parts of the world?