Winds tend to be strongest far out to sea and high in the atmosphere. One physicist is hoping to harness this potential and revolutionize wind energy. He has developed a system that uses drones to make electricity.
As Berlin steps up its switch to renewable energy, consumers of electricity — i.e., German taxpayers — are footing the bill. The problem is grid infrastructure that can't keep pace with the new sources coming online.
The German government and wind energy industry representatives have been meeting recently to hammer out a way of reinvigorating the sector. But the future of this once thriving industry is blowing in the wind.
Electricity demand in India is growing exponentially and the government wants to boost renewable energy generation capacity to partly meet the increasing demand. But huge challenges remain. Murali Krishnan reports.
Our warming world needs alternatives to polluting fossil fuels. Wind energy is part of the solution, but how bad are wind turbines for nature?
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