Constellation, the biggest clean energy provider in America announced to acquisition of Calpine Corp. The deal, worth $16.4 billion, involves cash and stock. This strategic merger will combine Constellation’s leadership in emissions-free electricity with Calpine’s extensive portfolio of low-emission natural gas, renewable energy, and its massive geothermal operations.
This is how they plan to create America’s largest clean energy provider in the U.S., serving 2.5 million customers nationwide. Furthermore, Constellation will offer innovative energy solutions to reduce costs and support America’s sustainability goals.
Constellation’s Big Bet on Calpine: Earnings Boost and Expansion
The press release revealed that Constellation will buy Calpine with 50 million shares, $4.5 billion in cash, and by taking on $12.7 billion of its debt. The total cost, after considering Calpine’s cash flow and tax benefits, is $26.6 billion. This makes the deal worth 7.9 times its 2026 earnings.
Additionally, Constellation’s shareholders will benefit significantly. They expect earnings per share to rise over 20% in 2026, adding at least $2 in future years. The acquisition will also bring in over $2 billion in cash each year, allowing strong reinvestment. Constellation aims for double-digit growth for the rest of the decade.
The deal should be finalized within a year, pending certain conditions and approvals. This includes the Hart-Scott-Rodino Act waiting period and clearance from various regulatory bodies. Major Calpine shareholders, like ECP, CPP Investments, and Access Industries, back the deal. They’ve agreed to hold their shares for 18 months.
After the deal, Constellation will stay in Baltimore and keep a strong presence in Houston, where Calpine is based.
Joe Dominguez, president and CEO of Constellation remarked,
“This acquisition will help us better serve our customers across America, from families to businesses and utilities. By combining Constellation’s unmatched expertise in zero-emission nuclear energy with Calpine’s industry-leading, best-in-class, low-carbon natural gas and geothermal generation fleets, we will be able to offer the broadest array of energy products and services available in the industry. Both companies have been at the forefront of America’s transition to cleaner, more reliable and secure energy, and those shared values will guide us as we pursue investments in new and existing clean technologies to meet rising demand. What makes this combination even more special is it brings together two world-class teams, with the most talented women and men in the industry, who share a noble passion for safety, sustainability, operational excellence and helping America’s families, businesses and communities thrive and grow. We look forward to welcoming the Calpine team upon closing of this transaction.”
Constellation’s Role in U.S. Carbon-Free Energy
Constellation is a key partner in the U.S. Department of Energy (DOE) and New York State Energy Research and Development Authority (NYSERDA) grants. Under this, the company focuses on clean energy technologies like direct air capture of CO2, long-duration energy storage, and clean hydrogen production.
Its diverse portfolio includes America’s largest nuclear fleet and other renewable resources like hydroelectric, wind, solar, natural gas, and oil. Some promising services include:
- Supplies 10% of America’s clean and carbon-free energy and nearly 90% of its annual output is carbon-free.
- Offers sustainable gas and carbon offset solutions, such as renewable natural gas (RNG) and carbon credits, to help retail gas customers meet their decarbonization goals.
Notably, Constellation Energy Solutions (CES) designs energy-efficient and renewable projects for commercial clients, including government and healthcare sectors. As per its sustainability report, in 2023, CES helped avoid more than 227,000 metric tons of CO2.
Source: Constellation
- LATEST: Constellation Secures Groundbreaking $1 Billion Clean Nuclear Energy Deal with Federal Government
Calpine’s Decarbonization Strategy
Calpine plays a crucial role in providing clean, affordable, and reliable energy, generating 27,000 megawatts of electricity—enough to power 27 million homes. It also helps customers responsibly manage their energy use and guides them toward a low-carbon future.
Additionally, the company advocates a broad approach to tackling climate change, integrating renewable sources like solar and wind while ensuring reliable backup power to prevent blackouts and rising energy costs. Most crucial is its massive geothermal plant that ensures grid stability during peak usage
Calpine’s decarbonization strategy also focuses on:
- Expanding operations at The Geysers- the largest geothermal complex in the world
- Advancing battery storage and natural gas fleet
- Exploring more prospects for carbon capture technologies
Source: Calpine
Building the Cleanest and Most Reliable Energy Portfolio in the U.S.
The combined energy portfolio will have nearly 60 gigawatts of zero- and low-emission power capacity. Jointly they plan to expand into Texas and other key states like California, New York, and Pennsylvania.
Constellation will further solidify its position by expanding its renewable energy portfolio. This includes acquiring Calpine’s Geysers facility in Northern California. Additionally, it will also advance its nuclear projects, invest in renewables, and increase nuclear output. One significant milestone is to restart the Crane Clean Energy Center in Pennsylvania.
All these prospects would subsequently increase cash flow and drive innovation and growth in clean energy across the U.S.
Combining Energy Excellence with Community Care
The merger brings together teams with a strong culture of safety, operational excellence, and customer service. Both companies are recognized for delivering reliable, cost-effective energy solutions.
Calpine’s natural gas plants will ensure grid reliability as customers shift to cleaner energy. Both companies have invested in carbon sequestration technology to support this purpose.
Apart from clean energy goals, both companies have plans to boost community development by creating jobs, paying taxes, and fostering growth. It will donate over $21.1 million each year and run volunteer programs in underserved areas.
Andrew Novotny, president and CEO of Calpine said,
“This is an incredible opportunity to bring together top tier generation fleets, leading retail customer businesses and the best people in our industry to help drive a stronger American economy for a cleaner, healthier and more sustainable future. Together, we will be better positioned to bring accelerated investment in everything from zero-emission nuclear to battery storage that will power our economy in a way that puts people and our environment first. It’s a win for every American family and business in our newly combined footprint that wants clean and reliable energy. ECP’s commitment to these goals over the last seven years was critical to the progress we have made as a company and to laying a foundation for future growth.”
Post-merger, Novotny will join Constellation, ensuring continuity and leadership for the combined business.
In conclusion, the partnership between Constellation and Calpine is set to strengthen the U.S.’s climate goals and support the objectives of the Paris Agreement. By combining resources and expertise, the two companies will create a powerful force in clean energy for a decarbonized future.
The post Constellation and Calpine’s $16.4B Deal Boosts U.S. Clean Energy Transition appeared first on Carbon Credits.
Carbon Footprint
The real cost of 1 tonne of CO2: Translating carbon into hectares
Every business carbon footprint report ends with a number, the amount of carbon emissions produced by the business, less the amount of carbon reduced and offset, given in tonnes of CO₂. Many of the people who sign off on that number, including those who paid for it, cannot picture what it represents on the ground. A tonne is a unit of mass. CO₂ is invisible. The link between the amount offset in the report and a real piece of restored forest somewhere in the world is almost never indicated.
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Carbon Footprint
Finding Nature Based Solutions in Your Supply Chain
Carbon Footprint
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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