Environmental science – Page 66

  • Periodic table of the elements – 6 – Carbon
    Podcast

    Carbon

    2010-02-03T00:00:00Z

    Katherine Holt introduces an element with an entire branch of chemistry devoted to its reactions

  • Periodic table of the elements – 86 – Radon
    Podcast

    Radon

    2008-11-26T00:00:00Z

     Katherine Holt on the element that accounts for half of the UK population's annual radiation dose

  • Feature

    Something in the water

    2008-08-27T10:19:00Z

    Drugs have been finding their way into our water supplies for as long as they have been in use, so should we worry? Maria Burke reports

  • FEATURE-deepsea-280
    Feature

    Treasures from the deep

    2006-12-20T11:00:00Z

    Mining companies are exploring underwater volcanic vents, hoping to extract metals such as gold and copper. Victoria Gill looks at the technical, environmental and political hurdles

  • purple ocean
    News

    Bacteria ruled the world billions of years ago in purple oceans

    2005-10-06T17:05:00Z

    Evidence backing a controversial sulfur-rich model of the Earth's oceans 1.8 billion years ago has been uncovered in molecular fossils.