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Champions of clean energy

Hopes for a speedy transition from a carbon economy to clean energy have been dashed. Lou Del Bello investigates which technologies offer the best chance of turning things around by interviewing key players in the field
  • A tourist with a parasol in Rome

    Weaving power generation into the fabric of everyday life

    For the final article in her series about alternative energy sources, Lou Del Bello interviewed a scientist who believes the future of energy production is all around us

  • Sugar

    Sweet hydrogen: how sugar could help satisfy the world's energy needs

    In the last of her series on clean energy, Lou Del Bello discovers the revolutionary potential of turning sugar into hydrogen

  • Flying a kite for aerial wind power

    Lou Del Bello: Kites that harness steady winds several hundred metres above the ground may be a viable alternative to wind turbines

  • A building is demolished to make way for the Three Gorges Dam

    Hydropower must win hearts and minds in local communities

    Lou Del Bello: No one doubts hydropower's green credentials, but to gain acceptance it must bring direct benefits for local people

  • Machine producing biodiesel from algae

    Is the future of clean energy a pond of algae in every backyard?

    Lou Del Bello: The green credentials of biofuel crops have been sullied in recent years. Rienk van Grondelle believes the answer to the world's clean energy needs will be super-efficient algae

  • An oil rig in action

    IEA's Didier Houssin: the world's energy future is not hopeless

    In the second of her series on clean energy, Lou del Bello talks to Didier Houssin of the International Energy Agency

  • Dew on grass

    Clean energy for a carbon-choked world

    Lou Del Bello: Hopes for a speedy transition from a carbon economy to clean energy have been dashed. Which technologies offer the best chance of turning things around?

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