Power grids supplied by green energy are more reliable, and that can save lives

Much of the U.S. has been experienced severe cold and winter storms that could cause power outages. Fossil fuel power plants are prone to failures in extreme cold. One part of the solution is clean energy.

SHARE Power grids supplied by green energy are more reliable, and that can save lives
Icicles hang from an ice-covered Texas highway sign.

A deep freeze in Texas three years ago caused prolonged power outages. Hundreds died. Grids powered by clean energy could help prevent outages, Ben Jealous writes.

Joe Raedle/Getty

February 2021. A rare Valentine’s Day winter storm wallops Texas with snow and a deep freeze. The storm will knock out power for at least 69% of people across the state. Hundreds will die.

That was Winter Storm Uri, one of five winter storms in recent years that have knocked out power grids.

Captain Selena Xie, president of the Austin Emergency Medical Services Association, was enraged when she read from a local reporter at the time: “One reader who emailed me about the issue described the power and water outages as a ‘minor inconvenience’ for most Texans.”

One of Xie’s first calls the morning after the storm was for a man who had planned to die at home, peacefully and surrounded by loved ones. That didn’t happen.

Xie recounted, “When his oxygen, that was making him comfortable, went out, he started making awful grunting sounds. It is not acceptable to die like that, in agony. We had no other options at the time than to take the person to the hospital to keep him comfortable.”

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Emergency responders started receiving carbon monoxide calls that evening. With the power out, people were so desperate for heat they burned furniture in their homes to keep their families warm. That caused carbon monoxide poisoning.

Much of the country has been getting pummeled with below-freezing temperatures and winter storms. Many are rightly nervous about the reliability of their power grids.

When grids fail, people die. Medical equipment like dialysis machines and oxygen pumps cannot run without power.

The best way to protect grids and make them more reliable? Power them with renewable energy sources like solar and wind, which are far more resilient than coal, oil and gas.

The five winter storms we have had since 2011 that knocked down power grids should be a lesson to us all. Fossil fuel power plants are prone to mechanical and supply failures in extreme cold when energy demands are often highest.

Just look at what happened during December 2022’s Winter Storm Elliott in the eastern and central U.S. In the mid-Atlantic, nearly 90% of the power plant outages when demand was highest were coal and gas plants. In the central region, coal and gas plants accounted for 75% of power plant outages during peak demand. In Kentucky alone, more than 1.5 million homes lost electricity in sub-zero temperatures due to coal and gas failures.

Increasing the use of renewable energy is one part of the solution. Incorporating green technologies in demand response; energy efficiency, storage and upgrading our transmission grid is the other. Together, they offer the chance to make our electric grids more reliable and resilient. But we need to deploy them at scale to receive these benefits.

If we choose not to do this, we need to understand the human toll.

No refuge for the homeless

As she reflected on the events from Winter Storm Uri — and storms that have knocked out or threatened to knock out power since then — Selena Xie worries about unhoused people. When shelters and businesses where they typically seek refuge are without power, the consequences for this already vulnerable population are lethal.

“EMS and other emergency workers are aware of people living on the streets or in the woods and would be checking on those at-risk people,” she says. “But we end up beyond our capacity, responding to calls for emergencies, and some less-than-emergencies, at people’s homes, delivering charging sticks and other relief, while unhoused people are suffering hypothermic events and dying.”

Xie also says that while reporting often focuses on deaths during these emergencies, the high number of amputations from conditions like frostbite go underreported.

“People are often able to protect their cores but not their extremities. Not having adequate gloves or footwear means more amputations. These create lifelong disabilities that continue to haunt both the people suffering from them and the public health and emergency response systems that need to provide for their care and services.”

Emergency responders should not have to choose between who they can help and who will be left on their own. Families should not have to choose between freezing to death or risking their health by burning furniture for heat.

There is a way to help ensure the power stays on during harsh winter storms. It is a future powered by clean energy.

Ben Jealous is the executive director of the Sierra Club and a professor at the University of Pennsylvania.

Send letters to letters@suntimes.com.

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