Science & Tech · Science & Environment · 10 hrs ago

Outdated power grids threaten renewable energy expansion

Outdated power grids threaten renewable energy expansion

Outdated power grids are slowing the shift to renewable energy because many cannot carry all the electricity produced by wind and solar farms.

The problem affects countries around the world, including China and India, where limited grid capacity has led to renewable electricity being curtailed.

Turkey and Australia want stronger climate goals at UN talks opening this week in Antalya, Turkey, including plans to cut fossil fuel use, expand renewables and upgrade grids.

The International Energy Agency says annual grid investment needs to rise about 50% from its current level of $400 billion to meet electricity demand through 2030.

Delays could prolong reliance on fossil fuels and increase global emissions, while also limiting how much clean power can be used.

In September, the UN launched the Global Grids Accelerator to help fund electricity infrastructure in Africa and Southeast Asia.

The talks are taking place this week, but the sources do not specify what decisions will follow.

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What people are saying

Selwin HartU.N. secretary-general’s special adviser on climate action
There needs to be a massive, massive, massive scaling up of investments into grids if we are going to get close to meeting our climate, energy and development goals.
via Kyodo
We’re very confident that the long-term trend is an acceleration of the pace of the energy transition, but we need the infrastructure, grids and storage, to really keep pace.
via AP
Jan RosenowProfessor of energy and climate policy at Oxford University
We have been complacent in the past and now the grid has become a real bottleneck.
via AP