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Articles on Energy

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Kearny Generating Station, a former coal-fired baseload power plant, now a gas-fired peaker, on the Hackensack River in New Jersey. Jim Henderson/Wikipedia

Utilities rely on dirty ‘peaker’ plants when power demand surges, but there are alternatives

As renewables account for a growing share of electricity supply, fossil fuel plants are increasingly used to balance fluctuations in renewable generation – emitting health-threatening pollutants.
A massive battery energy storage system next to the Source Energy Technology solar energy project in Zhangye, China. Costfoto/NurPhoto/Getty Images

Giant batteries to store wind and solar power can speed up South Africa’s energy transition – how that can happen

To harness its abundant sunlight and wind, South Africa needs renewable energy storage systems to store this clean power. The government must encourage companies to set up giant battery systems.

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