Green light: BP oil spill, deep sea creatures and the moneyless man

The BP oil spill • BP could face ban as US launches criminal investigation • Parallels with Ixtoc raise fears of ecological tipping point • Interactive: The Deepwater spill story so far • Q&A: What happens next? The news for the animal and plant life of the Gulf of Mexico and the people whose livelihoods depend on it has continued to worsen as the latest efforts to stem the flow of oil fail. The US government has announced it is launching criminal investigations into the spill . To understand the background to the story so far, check out our interactive guide to the disaster. Plus we compare it to a massive oil spill in the gulf in 1979 and ask what happens next . In pictures • Satellite eye on the Earth • Week in wildlife • Monsters of the deep • Send us your garden wildlife photos The best images of the earth from space , courtesy of Nasa and the European Space Agency. Plus the weird world of deep sea life and our weekly round up of the week's best wildlife shots . You can also share your best photos of garden wildlife. Sir David Attenborough • Audio: "An unbelievably rich environment": Sir David Attenborough at the London Wetland Centre In this audio slideshow , the veteran broadcaster talks about the problems caused to the natural world from human population increase and reflects on one of London's biodiversity hotspots. Climate change • Royal Society revives confusion as US concludes climate change certainty • Government's chief scientific adviser hits out at climate sceptics In his first interview since the election, the government's chief scientific adviser, Prof John Beddington criticises climate sceptics and says there are lessons for the UK from the BP oil spilling. And Bob Ward calls for clarity from the Royal Society over its stance on climate change. Green living • How green is the iPad? • Audio: Rebecca Romero, electric bikes and the Etape Caledonia Leo Hickman asks how green is the latest must-have Apple gadget - the iPad , while this month's bike podcast tackles the Etape Caledonia and tries out three electric bikes. Plus we interview the Olympic athlete Rebecca Romero. ... and finally "Moneyless man" Mark Boyle explains how he eats after giving up all forms of money.