Earth and Environment

• SNAPSHOT: A picture of climate change in the Himalayas

  Photos from historic Everest expedition reveal extent of subsequent glacier retreat.

  20 August 2008

• Tibetan meadows emit methane

  Field survey confirms that plants can boost levels of the greenhouse gas.

  20 August 2008

• Algae versus algae

  'Red tides' might be staunched by harmless algae.

  20 August 2008

• Whatever floats your boat

  Shipping is one of the most fuel-efficient ways to move freight, but the industry still produces significant greenhouse-gas emissions, including more than a quarter of the world's nitrogen oxides emissions. And it also produces more sulphur dioxide emissions than all land transportation combined. In the latest of our Future Transport series, Duncan Graham-Rowe looks at the new wave in shipping.

  20 August 2008

• IN BRIEF: US ocean agency upgrades its research fleet

  20 August 2008

• IN BRIEF: Plans for the largest ever solar-power plants

  20 August 2008

• IN BRIEF: New species of robin found in Gabon

  20 August 2008

• Volcanology: Fire and life - Premium content

  Recent eruptions and field expeditions may herald a return to glory for the Son of Krakatau. Jerry Guo explores what the 78-year-old island has to offer.

  20 August 2008

• Trees eat pollution products

  Leaves can absorb organic nitrates and turn them into amino acids.

  18 August 2008

• Four wheels good? - Premium content

  With the world's love of cars showing little sign of abating, manufacturers are under increasing pressure to make vehicles less polluting and oil dependent. Duncan Graham-Rowe explores some of the technologies that could keep us on the road.

  13 August 2008