Duke Energy is one of the largest energy companies in the U.S to hit a major milestone last month. The U.S. Nuclear Regulatory Commission approved a 20-year license renewal for its Oconee Nuclear Station.
This means the plant’s three reactors can keep running safely and supplying clean, reliable electricity through the 2050s. Most significantly, it supports the company’s goals to meet the growing energy demand with low-carbon power.
The U.S. Nuclear Regulatory Commission (NRC) oversees the license renewal process. It includes two key steps — one for safety and another for environmental impact. Notably, with both approvals in place, Oconee becomes the first Duke Energy plant to reach this second round of license extensions.
It’s a big part of the company’s plan to provide cleaner energy while keeping costs low and power reliable.
When nuclear plants were first approved, they were licensed to run for 40 years. That wasn’t because of technical limits but because of cost. The NRC later created a process for 20-year license renewals.
Moving on, all of Duke’s plants have already secured their first extensions. Now, with the second round of approvals, plants like Oconee can safely run for up to 80 years.

Why Nuclear Still Matters
Nuclear energy is a huge part of Duke’s electricity generation, especially in the Carolinas. It’s the only clean power source that runs non-stop, 24/7.
- Duke’s nuclear fleet supplies 58% of the electricity used by customers in the Carolinas and over 96% of the company’s total clean energy.
- It serves 8.4 million electric customers in six states: North Carolina, South Carolina, Florida, Indiana, Ohio, and Kentucky.
Additionally, its natural gas services reach 1.7 million customers across five states. Overall, the company owns 54,800 megawatts of energy capacity.
Oconee is Duke’s largest nuclear station. It’s located in Lake Keowee, Seneca, South Carolina and has three reactors that generate more than 2,500 megawatts. This capacity is enough to power nearly 2 million homes. The plant has a strong performance record, running at over 90% capacity for 17 straight years.
The Oconee Nuclear Plant

Over the years, the company has made big investments to keep Oconee running safely and efficiently. It replaced major equipment like steam generators, turbines, pumps, and valves. In 2024, Oconee got a boost of 45 more megawatts of power because of all the smart upgrades on all three units.

Bringing Affordable and Clean Energy to People
Duke has relied on nuclear energy for over 50 years and plans to expand in the future. Next up is the Robinson Nuclear Plant in Hartsville, South Carolina. The company plans to apply for its license renewal this April to keep every existing nuclear plant running safely well into the future.
Nuclear plants like Oconee don’t just power homes. They create thousands of good jobs and bring in money that supports local communities. Federal tax credits also help reduce the cost of nuclear power for customers, making it even more affordable.
Duke Energy’s Net-Zero Future
Duke aims to cut about 70% of its direct carbon emissions by the 2030s and reach net zero by 2050, using 2005 as the baseline.
- In 2023, it emitted 72 million metric tons of CO₂ from its power plants which is 48% drop from 2005 levels. However, it reported an increase of 107,000 metric tons of methane emissions in 2022.
The company is proposing over $90 billion in new infrastructure to meet the rising energy needs. In the near term, this includes major investments in solar, battery storage, wind power, and hydrogen-capable natural gas.

Key Strategies For a Carbon Neutral Future
Apart from its long-term net-zero goals, the company has innovative and smart short-term plans to lower its emissions. They are:
- Retire all remaining coal plants by 2035 that are pending regulatory approval. It aims to more than triple its renewable energy capacity and add about 20 gigawatts of natural gas generation.
- Additionally, battery storage will play a key role, growing from just under 100 megawatts at present to 10,000 megawatts by 2035.
- Install pumped-storage hydro and advanced nuclear power and deploy small modular reactors by 2035.
However, natural gas will continue to support the grid robustly through 2050. For the North Carolina coast, Duke Energy wants to include SMRs, hydrogen-powered generation, and long-duration energy storage.

The above strategies aim not only to cut emissions but also to maintain grid reliability and keep costs affordable for customers.
South Carolina Gov. Henry McMaster noted,
“Affordable and reliable energy is the key to South Carolina’s continued economic prosperity, and nuclear power must play a key role as we work to shape our energy future. The approval to extend Oconee Nuclear Station’s operations for another 20 years is a critical step in ensuring South Carolina’s energy generation keeps pace with our rapid development.”
All in all, nuclear energy will play a significant role in Duke’s net-zero plans. The company continues to invest in its current nuclear fleet and in advanced reactors to provide safe, steady, and carbon-free power.
The post Duke Energy’s Biggest Nuclear Plant Secures Extension to Meet America’s Rising Energy Demand appeared first on Carbon Credits.
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How Climate Change Is Raising the Cost of Living
Americans are paying more for insurance, electricity, taxes, and home repairs every year. What many people may not realize is that climate change is already one of the drivers behind those rising costs.
For many households, climate change is no longer just an environmental issue. It is becoming a cost-of-living issue. While climate impacts like melting glaciers and shrinking polar ice can feel distant from everyday life, the financial effects are already showing up in monthly budgets across the country.
Today, a larger share of household income is consumed by fixed costs such as housing, insurance, utilities, and healthcare. (3) Climate change and climate inaction are adding pressure to many of those expenses through higher disaster recovery costs, rising energy demand, infrastructure repairs, and increased insurance risk.
The goal of this article is to help connect climate change to the everyday financial realities people already experience. Regardless of where someone stands on climate policy, it is important to recognize that climate change is already increasing costs for households, businesses, and taxpayers across the United States.
More conservative estimates indicate that the average household has experienced an increase of about $400 per year from observed climate change, while less conservative estimates suggest an increase of $900.(1) Those in more disaster-prone regions of the country face disproportionate costs, with some households experiencing climate-related costs averaging $1,300 per year.(1) Another study found that climate adaptation costs driven by climate change have already consumed over 3% of personal income in the U.S. since 2015.(9) By the end of the century, housing units could spend an additional $5,600 on adaptation costs.(1)
Whether we realize it or not, Americans are already paying for climate change through higher insurance premiums, energy costs, taxes, and infrastructure repairs. These growing expenses are often referred to as climate adaptation costs.
Without meaningful climate action, these costs are expected to continue rising. Choosing not to invest in climate action is also choosing to spend more on climate adaptation.
Here are a few ways climate change is already increasing the cost of living:
- Higher insurance costs from more frequent and severe storms
- Higher energy use during longer and hotter summers
- Higher electricity rates tied to storm recovery and grid upgrades
- Higher government spending and taxpayer-funded disaster recovery costs
The real debate is not whether climate change costs money. Americans are already paying for it. The question is where we want those costs to go. Should we invest more in climate action to help reduce future climate adaptation costs, or continue paying growing recovery and adaptation expenses in everyday life?
How Climate Change Is Increasing Insurance Costs
There is one industry that closely tracks the financial impact of natural disasters: insurance. Insurance companies are focused on assessing risk, estimating damages, and collecting enough revenue to cover losses and remain financially stable.
Comparing the 20-year periods 1980–1999 and 2000–2019, climate-related disasters increased 83% globally from 3,656 events to 6,681 events. The average time between billion-dollar disasters dropped from 82 days during the 1980s to 16 days during the last 10 years, and in 2025 the average time between disasters fell to just 10 days. (6)
According to the reinsurance firm Munich Re, total economic losses from natural disasters in 2024 exceeded $320 billion globally, nearly 40% higher than the decade-long annual average. Average annual inflation-adjusted costs more than quadrupled from $22.6 billion per year in the 1980s to $102 billion per year in the 2010s. Costs increased further to an average of $153.2 billion annually during 2020–2024, representing another 50% increase over the 2010s. (6)
In the United States, billion-dollar weather and climate disasters have also increased significantly. The average number of billion-dollar disasters per year has grown from roughly three annually during the 1980s to 19 annually over the last decade. In 2023 and 2024, the U.S. recorded 28 and 27 billion-dollar disasters respectively, both setting new records. (6)
The growing impact of climate change is one reason insurance costs continue to rise. “There are two things that drive insurance loss costs, which is the frequency of events and how much they cost,” said Robert Passmore, assistant vice president of personal lines at the Property Casualty Insurers Association of America. “So, as these events become more frequent, that’s definitely going to have an impact.” (8)
After adjusting for inflation, insurance costs have steadily increased over time. From 2000 to 2020, insurance costs consistently grew faster than the Consumer Price Index due to rising rebuilding costs and weather-related losses.(3) Between 2020 and 2023 alone, the average home insurance premium increased from $75 to $360 due to climate change impacts, with disaster-prone regions experiencing especially steep increases.(1) Since 2015, homeowners in some regions affected by more extreme weather have seen home insurance costs increased by nearly 57%.(1) Some insurers have also limited or stopped offering coverage in high-risk areas.(7)
For many families, rising insurance costs are no longer occasional financial burdens. They are becoming recurring monthly expenses tied directly to growing climate risk.
How Rising Temperatures Increase Household Energy Costs

The financial impacts of climate change extend beyond insurance. Rising temperatures are also changing how much energy Americans use and how utilities plan for future electricity demand.
Between 1950 and 2010, per capita electricity use increased 10-fold, though usage has flattened or slightly declined since 2012 due to more efficient appliances and LED lighting. (3) A significant share of increased energy demand comes from cooling needs associated with higher temperatures.
Over the last 20 years, the United States has experienced increasing Cooling Degree Days (CDD) and decreasing Heating Degree Days (HDD). Nearly all counties have become warmer over the past three decades, with some areas experiencing several hundred additional cooling degree days, equivalent to roughly one additional degree of warmth on most days. (1) This trend reflects a warming climate where air conditioning demand is increasing while heating demand generally declines. (4)
As temperatures continue rising, households are expected to spend more on cooling than they save on heating. The U.S. Energy Information Administration (EIA) projects that by 2050, national Heating Degree Days will be 11% lower while Cooling Degree Days will be 28% higher than 2021 levels. Cooling demand is projected to rise 2.5 times faster than heating demand declines. (5)
These projections come from energy and infrastructure experts planning for future electricity demand and grid capacity needs. Utilities and grid operators are already preparing for higher peak summer electricity loads caused by rising temperatures. (5)
Longer and hotter summers also affect how homes and buildings are designed. Buildings constructed for past climate conditions may require upgrades such as larger air conditioning systems, stronger insulation, and improved ventilation to remain comfortable and energy efficient in the future. (10)
For many households, this means higher monthly utility bills and potentially higher long-term home improvement costs as temperatures continue to rise.
How Climate Change Affects Electricity Rates
On an inflation-adjusted basis, average U.S. residential electricity rates are slightly lower today than they were 50 years ago. (2) However, climate-related damage to utility infrastructure is creating new upward pressure on electricity costs.
Electric utilities rely heavily on above-ground poles, wires, transformers, and substations that can be damaged by hurricanes, storms, floods, and wildfires. Repairing and upgrading this infrastructure often requires substantial investment.
As a result, utilities are increasing electricity rates in response to wildfire and hurricane events to fund infrastructure repairs and future mitigation efforts. (1) The average cumulative increase in per-household electricity expenditures due to climate-related price changes is approximately $30. (1)
While this increase may appear modest today, utility costs are expected to rise further as climate-related infrastructure damage becomes more frequent and severe.
How Climate Disasters Increase Government Spending and Taxes
Extreme weather events also damage public infrastructure, including roads, schools, bridges, airports, water systems, and emergency services infrastructure. Recovery and rebuilding costs are often funded through taxpayer dollars at the federal, state, and local levels.
The average annual government cost tied to climate-related disaster recovery is estimated at nearly $142 per household. (1) States that frequently experience hurricanes, wildfires, tornadoes, or flooding can face even higher public recovery costs.
These expenses affect taxpayers whether they personally experience a disaster or not. Climate-related recovery spending can increase pressure on public budgets, emergency management systems, and infrastructure funding nationwide.
Reducing Climate Costs Through Climate Action
While this article focuses on the growing financial costs associated with climate change, the issue is not only about money for many people. It is also about recognizing our environmental impact and taking responsibility for reducing it in order to help preserve a healthy planet for future generations.
While individuals alone cannot solve climate change, collective action can help reduce future climate adaptation costs over time.
For those interested in taking action, there are three important steps:
- Estimate your carbon footprint to better understand the emissions connected to your lifestyle and activities.
- Create a plan to gradually reduce emissions through energy efficiency, cleaner technologies, and more sustainable choices.
- Address remaining emissions by supporting verified carbon reduction projects through carbon credits.
Carbon credits are one of the most cost-effective tools available for climate action because they help fund projects that generate verified emission reductions at scale. Supporting global emission reduction efforts can help reduce the long-term impacts and costs associated with climate change.
Visit Terrapass to learn more about carbon footprints, carbon credits, and climate action solutions.
The post How Climate Change Is Raising the Cost of Living appeared first on Terrapass.
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