Dr. Faisal N. Masud, medical director of critical care at Houston Methodist and a champion for sustainability efforts. Courtesy photo

Every industry can play a role in the energy transition, and Houston Methodist is leading the charge in the health care sector.

Culminating at this week’s inaugural Green ICU Conference, part of Houston Energy and Climate Startup Week, the health care system has spent the last three years taking a closer look at its environmental footprint—and showing other hospital systems and medical organizations how they too can make simple changes to reduce emissions.

The event, held tomorrow, Sept. 17, at TMC Helix Park, will bring together health care professionals, industry leaders, policymakers and innovators to explore solutions for building a more sustainable healthcare system.

In an interview with EnergyCapital, Dr. Faisal N. Masud, medical director of critical care at Houston Methodist and a champion for sustainability efforts across the system, shares the inspiration behind the event and what attendees can expect to take away.

Tell us about how the Green ICU Conference came to be.

Houston Methodist’s inaugural Green ICU conference is about three years in the making. It originated because Houston Methodist recognized the significant impact health care has on sustainability and the lack of similar initiatives in the U.S.

The Center for Critical Care at Houston Methodist launched a sustainability-focused ICU initiative, published a roadmap and became involved in international efforts to develop guidelines that many other organizations now use. Our work led to the creation of the first Green ICU Collaborative in the country, and the Green ICU Conference was established to share best practices and address the global impact of critical care on the environment.

What were some of the biggest takeaways from the collaborative, and how are they represented in this new event?

Through the Green ICU Collaborative, we’ve seen that health care professionals can make a significant impact on sustainability through simple, practical changes, and many solutions can be implemented without major costs or compromising patient care. Additionally, there’s a strong link between environmental stewardship and patient safety and quality. These lessons will be represented in the new Green ICU Conference by showcasing easy-to-adopt best practices, emphasizing the importance of sustainability in daily health care operations, and fostering a sense of shared responsibility among attendees to improve both patient outcomes and environmental impact.

Why are ICUs considered to be such carbon hot spots?

ICUs are considered carbon hot spots because they care for the sickest patients, requiring intensive therapies, numerous medications and a large amount of equipment, such as ventilators and pumps. This makes them the most resource- and energy-intensive areas in a hospital. A single day in the ICU can have a greenhouse gas impact equivalent to driving a car 1,000 kilometers.

The U.S. health care sector is responsible for approximately 8.5 percent of greenhouse gas emissions, and hospitals are the second-most energy-intensive commercial buildings in the country. With the Texas Medical Center being in the heart of Houston, it’s critical that health care organizations play a role in this area.

That’s why the Center for Critical Care launched a system-wide Green ICU Initiative with the Houston Methodist Office of Sustainability to help reduce our carbon impact and waste while continuing to provide unparalleled patient care. Innovation is part of our culture, and that extends into our sustainability efforts. Houston Methodist’s Green ICU initiative is the first-of-its-kind in the U.S.

What efforts has Houston Methodist taken to cut emissions?

The first step to cutting emissions is measuring an organization’s carbon footprint to determine the best path forward. Houston Methodist’s Office of Sustainability has aggregated two years of baseline emissions data pending third-party validation. The hospital has taken several steps to cut emissions, including implementing composting programs, installing solar panels, improving energy utilization and participating in global plastic recycling initiatives. These efforts are part of a broader commitment led by our Office of Sustainability to reduce the hospital’s environmental footprint.

Tell us a little more about the event. Who should attend? What do you expect to be some of the highlights?

The Green ICU Conference, taking place during Houston Energy and Climate Week, is focused on health care sustainability, bringing together health care professionals, engineers, experts and anyone interested in reducing health care’s environmental impact. With participants and speakers from six countries, the conference brings together leading experts who aim to raise awareness, share best practices and offer practical, easy-to-adopt solutions for making health care more sustainable.

Highlights include perspectives from leading voices in health care sustainability, real-world examples of successful sustainability initiatives and opportunities for networking and collaboration. Anyone interested in health care, sustainability,or making a positive impact in their community should consider attending.

And, because of increasing interest, we’ve opened up the opportunity for attendees to join virtually at no cost or in person.

What do you hope attendees take away? What are your major goals for the event?

The main goals of hosting the Green ICU Conference for the first time are to raise awareness about the environmental impact of health care; engage and empower attendees to implement easy, practical sustainability solutions; and foster a sense of shared community and responsibility.

I hope attendees leave the event feeling motivated and equipped to make meaningful changes in their own practices, whether that’s improving patient care, supporting their colleagues, or leaving their organization and environment in a better place for future generations.

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Baker Hughes teams up with Oklahoma co. to advance geothermal development

geothermal partnership

In recent months, Houston-based energy corporation Baker Hughes has launched multiple partnerships to expand geothermal energy extraction across the United States. The latest, a deal with Oklahoma-based Helmerich & Payne Inc. (H&P), was announced Wednesday.

As part of the deal, H&P will provide a geothermal-capable land drilling rig, while Baker Hughes will contribute technology and expertise. The rig is expected to be deployed later this year, according to a news release.

“Geothermal energy plays a critical role in meeting growing power demand by providing clean, reliable baseload generation,” Amerino Gatti, executive vice president of oilfield services & equipment for Baker Hughes, said in the release. “This collaboration reflects a deliberate step to move its development in the U.S. from concept to reality. By working together, Baker Hughes and Helmerich & Payne are helping customers advance these critical energy projects with greater confidence and deliver reliable, sustainable power.”

Investment in the geothermal energy sector is currently exploding in the U.S., having grown by at least 1,000 percent just in the last seven years, according to a recent report by Rocky Mountain Institute.

On one hand, only about 1 percent of the American energy grid currently uses geothermal, but on the other, the U.S. holds roughly 25 percent of the world’s geothermal capacity. Harnessing that power becomes even more attractive as conflicts in Russia and Iran continue to hamstring energy markets from those countries and revitalize interest in renewable energy.

Baker Hughes has been at the forefront of the geothermal boom. This new deal with H&P combines H&P’s drilling platform technology with Baker Hughes’s subsurface and energy extraction support technologies.

“This agreement underscores Helmerich & Payne’s commitment to supporting emerging energy opportunities through our drilling technologies and operational expertise,” H&P President and CEO Trey Adams added in the release. “We are pleased to collaborate with Baker Hughes to support the advancement of geothermal development in the United States.”

The deal with H&P is just one of several recent ones Baker Hughes has closed. In March, they announced support for XGS’s geothermal extraction projects in New Mexico, which are being used to meet the increasing demands of data centers in the state. Last May, Fervo Energy selected Baker Hughes to supply equipment for its flagship geothermal project in Utah.

Houston renewables developer signs agreement with Meta for new solar project

power deal

Houston-based EDP Renewables North America has signed a long-term power purchase agreement with Meta, the parent company of Facebook and Instagram, for its forthcoming Cypress Knee Solar project.

The 250‑megawatt solar project will be built in Arkansas and is expected to come online by 2028, according to a news release from EDPR. The company says the project will generate approximately $25 million in new revenue for Chicot County once operational.

“Cypress Knee Solar and our broader portfolio of projects with Meta are helping power a reliable, modern U.S. electric grid—the backbone of American innovation and long-term economic growth,” Sandhya Ganapathy, CEO of EDPR NA, said in the release. “These investments strengthen local communities, create durable economic value, and ensure that progress is built on a resilient, sustainable foundation.

This is Meta's third power purchase agreement with EDPR. The tech giant is now contracted to a renewable capacity of 545 megawatts with EDPR. Meta and EDPR also collaborated on the 200-megawatt Brittlebush Solar Park to support Meta's data center in Mesa, Arizona.

“Through our partnership with EDPR, Cypress Knee Solar will bring new generation to the Arkansas grid, creating local jobs and delivering economic benefits to the community. We’re proud to expand our collaboration with EDPR,” Amanda Yang, head of clean and renewable energy at Meta, added in the release.

EDPR operates 61 wind farms, 29 solar parks and four energy storage sites across North America. Its other customers include other tech companies like Amazon and Microsoft.

Buoyed by $1.3B sales backlog, microgrid company ERock files for IPO

eyeing ipo

Another energy company in Houston is going public amid a flurry of energy IPOs.

Houston-based ERock Inc., which specializes in utility-grade onsite microgrid systems for data centers and other customers, has filed paperwork with the U.S. Securities and Exchange Commission (SEC) to sell its shares on the New York Stock Exchange.

The ERock filing follows the recent $1.9 billion IPO of Houston-based Fervo Energy, a provider of geothermal power that’s now valued at $7.7 billion.

Another Houston energy company, EagleRock Land, just went public in a $320 million IPO that values the company at $3 billion. EagleRock owns or controls about 236,000 acres in the Permian Basin, earning money from royalties, fees, easements, water services and other revenue streams tied to drilling on its land.

According to Barron’s, more than a dozen energy and energy-related companies in the U.S. have gone public since the beginning of 2025, with the bulk of the IPOs happening this year.

ERock’s SEC filing doesn’t identify the per-share pricing range for the IPO or the number of Class A shares to be offered. ERock is a portfolio company of Energy Impact Partners, a New York City-based venture capital and private equity firm that invests in energy companies.

The company previously did business as Enchanted Rock. ERock Inc., formed in January, will function as a holding company that controls predecessor company ER Holdings Ltd.

In 2025, ERock generated revenue of $183.1 million, up 42.5 percent from the previous year, according to the IPO filing. It recorded a net loss of $59 million last year.

As of March 31, ERock boasted a sales backlog of nearly $1.3 billion, up 779 percent on a year-over-year basis. The company attributes most of that increase to greater demand from data centers.

The company primarily serves the power needs of data centers, utilities, industrial facilities, and commercial buildings. Its biggest markets are Texas and California.

“Several U.S. markets, such as Texas and California, face especially acute reliability risks,” ERock says in the SEC filing. “Texas already shows rapid load-growth pressures tied to data centers and industrial expansion, while California faces grid congestion, long interconnection queues, and above-average vulnerability to extreme heat- and weather-driven outages.”

Since its founding in 2018, ERock has installed microgrid systems at more than 400 sites with a capacity of about 1,000 megawatts. Customers include ComEd, Foxconn, H-E-B, Microsoft and Walmart.

By the end of this year, the company plans to expand its production of microgrid systems to a capacity of about 1.2 gigawatts with the opening of its Hyperion facility in Houston.

John Carrington leads ERock as CEO. He joined ER Holdings last year as chairman and CEO. Carrington previously was CEO of Houston-based Stem, a public company that offers AI-enabled clean energy software and services. Earlier, he spent 16 years at General Electric.