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Third of Chip Production Could Face Copper Supply Disruptions by 2035, PwC Report Says

CHILE, MAINLAND CHINA, TAIWAN, JAPAN, SOUTH KOREA, UNITED STATES, JUL 8 – Severe droughts threaten copper mining crucial for chips, risking up to 32% of semiconductor supply by 2035, PwC warns with potential rise to 58% by 2050.

  • PricewaterhouseCoopers indicated on July 8 that by 2035, nearly one-third of semiconductor manufacturing worldwide may experience disruptions in copper supply caused by climate change.
  • PwC highlighted that severe drought poses a threat to copper mining across nearly all key nations involved in supplying materials to the chip industry, with the situation likely to worsen unless advancements in material innovation and water resource management are achieved.
  • Chile, the largest copper producer supplying 7% of semiconductors, currently faces 25% production risk from drought, slowing output despite steps like desalination and efficiency improvements.
  • PwC project lead Glenn Burm cited the US Department of Commerce and reported the 2020 chip crisis cost the US economy 1% and Germany 2.4% GDP growth.
  • PwC projects that by 2050, nearly 50% of copper supplies worldwide will face disruption, regardless of the pace of emission reductions, posing increasing difficulties for semiconductor manufacturing.
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South China Morning Post broke the news in Hong Kong on Tuesday, July 8, 2025.
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