New Energy

Solar Industry Facing Whiplash From Volatile Material Prices

  • Polysilicon has plunged and rebounded over a short period
  • Manufacturers forced to rapidly adjust pricing strategies
Products are packaged at a polysilicon company in northwest China's Xinjiang region.Photographer: Gao Han/Xinhua/Getty Images
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Even as solar power grows into one of the world’s largest sources of new energy, the industry behind it is facing unprecedented volatility as a battle for profits intensifies.

The roller-coaster ride is best seen through the lens of polysilicon, the key material in solar panels. Prices fell more than 40% over the course of a few weeks starting in December, and then rebounded more than 50% in less than a month.