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
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
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
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
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
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
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?