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15 Most Polluting Companies in the World

In this piece, we will take a look at the fifteen most polluting companies in the world. For more companies, head on over to 5 Most Polluting Companies in the World.

Global warming is one of the most pressing challenges faced by the world today. Greenhouse gas emissions, an ugly consequence of the cost of industrialization and development, end up raising the planet’s temperature. This, in turn, changes the climatic ecosystem and leads to more devastating events that end up disrupting lives.

According to the U.S. Environmental Protection Agency (EPA), Carbon Dioxide takes up the largest chunk of greenhouse gas emissions. Between 1900 and 2014, global carbon emissions jumped from roughly 500 million metric tons to a whopping 10,000 metric tons, for an absolutely shocking 1,900% increase. China and the U.S. have accounted for roughly half (45%) of these emissions, and the most polluting industries are energy production and agriculture and related sectors. However, the agriculture sector also removes Carbon Dioxide from the atmosphere, with an estimated 20% of its total emissions taken back.

A striking example of the consequences of global warming came in the form of floods in Pakistan earlier this year. Spurred by the rise in temperature and poor construction planning in the South East Asian country, the floods are estimated to have taken at least 1,700 lives and caused up to $40 billion in damage, alongside displacing another 7.9 million people.

Greenhouse gases make their mark on the planet by increasing global temperature, as they blanket the Earth and stop the heat from the Sun from leaving. Their impact is striking, as between 1880 and 1981, Earth’s temperature increased by 0.14 degrees Fahrenheit during 100 years; but between then and 2022, it has increased by more than double, or by 0.32 Fahrenheit. Europe has seen the greatest temperature increase during this time period, with levels that match the Eastern coast of the United States.

Today’s piece will focus on the firms that have emitted the largest amounts of carbon dioxide so far. The biggest contributors are oil companies, including Exxon Mobil Corporation (NYSE:XOM), Chevron Corporation (NYSE:CVX), and Saudi Arabian Oil Company (Saudi Aramco).

Image by Adina Voicu from Pixabay

Our Methodology

We consulted the Climate Accountability Institute’s latest list of Carbon Majors, which lists down the firms that have emitted the most amount of Carbon Dioxide over a time period. While there are several lists covering different time periods, we have chosen the one which lists emissions between 1751 and 2018. This list was compiled in 2020 and it is the latest of its kind available right now.

Most Polluting Companies in the World

15. Kuwait Petroleum Corporation

Mt of Carbon Dioxide Emissions Between 1751 and 2018: 14,218

Kuwait Petroleum Corporation is a Kuwaiti state owned enterprise that is responsible for exploring and producing hydrocarbons and refining and transporting them. The firm is headquartered in Al Shuwaikh, Al Asimah, Kuwait.

Kuwait Petroleum Corporation has eight different subsidiaries, and it has thousands of gas stations in Europe, in countries such as Italy, Sweden, Belgium, and Denmark. The firm is known as Q8 in Europe, and it also has a refinery in Rotterdam. Kuwait Petroleum Corporation also sells oil to Asia at a discount.

Kuwait Petroleum Corporation’s Carbon Dioxide emissions stood at 14,218 metric tons between 1751 and 2018.

Kuwait Petroleum Corporation, Chevron Corporation (NYSE:CVX), Exxon Mobil Corporation (NYSE:XOM), and Saudi Arabian Oil Company (Saudi Aramco). are some of the most polluting companies in the world.

14. TotalEnergies SE (OTCMKTS:TTFNF)

Mt of Carbon Dioxide Emissions Between 1751 and 2018: 14,958

TotalEnergies SE (OTCMKTS:TTFNF) is a French company that is headquartered in Courbevoie, France. The firm is an integrated oil and gas company, which implies that it is present in the entire oil supply chain – from extracting it to selling it to the consumer at the pump.

TotalEnergies SE (OTCMKTS:TTFNF) has close to 16,000 fuel stations and 25,000 electric vehicle charging points. The firm’s oil reserves are massive, and as of December 2021, they stood at 12,062 million barrels of oil equivalent. TotalEnergies SE (OTCMKTS:TTFNF) also sells natural gas and liquefied natural gas.

In the 286 years that ended in 2018, TotalEnergies SE (OTCMKTS:TTFNF) emitted 14,958 metric tons of Carbon Dioxide.

13. Petróleos de Venezuela, S.A.

Mt of Carbon Dioxide Emissions Between 1751 and 2018: 16,264

Petróleos de Venezuela, S.A. is a Venezuelan state owned company. The company was set up in 1976 and it is headquartered in Maracaibo, Venezuela.

Petróleos de Venezuela, S.A. has been one of the most controversial oil companies in the world as well, since consistent political upheavals in Venezuela have seen the firm become a tool for siphoning off money. Estimates suggest that a whopping $300 billion has gone missing at the company since it was formed.

Since being formed, Petróleos de Venezuela, S.A. has emitted 16,264 metric tons of Carbon Dioxide.

12. PetroChina Company Limited (HKSE:0857.HK)

Mt of Carbon Dioxide Emissions Between 1751 and 2018: 16,515

PetroChina Company Limited (HKSE:0857.HK) is a subsidiary of the China National Petroleum Corporation. The firm has its own subsidiaries as well, and it was set up in 1999.

In addition to exploring and producing oil, PetroChina Company Limited (HKSE:0857.HK) also transports oil and gas. It is one of the largest midstream firms in the world, and has more than 25,000 kilometers of pipelines in its portfolio which are capable of transporting crude oil, natural gas, and refined products.

PetroChina Company Limited (HKSE:0857.HK)’s Carbon Dioxide emissions between 1751 and 2018 stand at 16,515 metric tons.

11. Peabody Energy Corporation (NYSE:BTU)

Mt of Carbon Dioxide Emissions Between 1751 and 2018: 16,547

Peabody Energy Corporation (NYSE:BTU) is an American company set up in 1853 and headquartered in St. Louis, Missouri. The firm is a coal miner with properties in the U.S., Taiwan, Japan, China, Australia, and other countries.

Peabody Energy Corporation (NYSE:BTU) has close to 20 mining operations all over the world, and as of December 2021, these had provided the firm with a massive 2.5 billion tons of proven and probable coal reserves. Its customers include power generation firms and steel companies.

Peabody Energy Corporation (NYSE:BTU)’s largest investor is Paul Singer’s Elliott Management which owns 25 million shares that are worth $641 million. 38 out of the 920 hedge funds polled by Insider Monkey during this year’s third quarter had also held a stake in the company.

10. ConocoPhillips (NYSE:COP)

Mt of Carbon Dioxide Emissions Between 1751 and 2018: 19,039

ConocoPhillips (NYSE:COP) is an American oil company that was set up in 1917 and headquartered in Houston, Texas. The firm markets and sells crude oil, bitumen, natural gas, liquefied natural gas (LNG), and natural gas liquids.

ConocoPhillips (NYSE:COP) produced 1.6 million barrels of oil per day in 2021. It was also the first American oil company to join the U.S. Climate Action Partnership in 2007, which advised President Bush to place mandatory emissions caps to reduce greenhouse gasses in the atmosphere.

By the end of this year’s third quarter, 64 out of the 920 hedge funds part of Insider Monkey’s study had bought ConocoPhillips (NYSE:COP)’s shares.

ConocoPhillips (NYSE:COP)’s largest investor is Ken Fisher’s Fisher Asset Management which owns 6.9 million shares that are worth $708 million.

9. Petróleos Mexicanos (Pemex)

Mt of Carbon Dioxide Emissions Between 1751 and 2018: 24,072

Petróleos Mexicanos (Pemex) is a Mexican state owned oil and gas company. The firm was set up in 1938 and is headquartered in Mexico City, Mexico.

Petróleos Mexicanos (Pemex) is one of the largest companies in Mexico, and its taxes comprise close to one third of all the taxes collected by the government.

As of 2018, Petróleos Mexicanos (Pemex) had emitted 24,072 metric tons of Carbon Dioxide.

8. Coal India Limited (NSE:COALINDIA.NS)

Mt of Carbon Dioxide Emissions Between 1751 and 2018: 24,341

Coal India Limited (NSE:COALINDIA.NS) is an Indian company that is headquartered in Kolkata. The firm produces and sells coal to steel manufacturers, power producers, cement companies, and other firms.

Coal India Limited (NSE:COALINDIA.NS)’s largest shareholder is the Indian government, and the firm saw its profit grow by 46% by the end of this year’s first quarter. Coal India Limited (NSE:COALINDIA.NS) has been criticized for operating mines without clearance, but the firm says that it has submitted all the necessary paperwork.

Coal India Limited (NSE:COALINDIA.NS) had emitted 24,341 metric tons of Carbon Dioxide by 2018 end.

7. National Iranian Oil Company (NIOC)

Mt of Carbon Dioxide Emissions Between 1751 and 2018: 38,561

National Iranian Oil Company (NIOC) is an Iranian state owned oil company that traces its roots back to 1901. The firm is headquartered in Tehran, Iran.

National Iranian Oil Company (NIOC) lays claim to the oldest and the first large oil reserve located in the Middle East. Initially, it was a British company but was later on nationalized. The firm’s predecessor employed Winston Churchill to lobby the British government on its behalf before Mr. Churchill became prime minister.

National Iranian Oil Company (NIOC) has emitted 38,561 metric tons of Carbon Dioxide between its founding and 2018.

6. Shell plc (NYSE:SHEL)

Mt of Carbon Dioxide Emissions Between 1751 and 2018: 38,704

Shell plc (NYSE:SHEL) is a British company that was set up in 1907 and is headquartered in London, the United Kingdom. The firm is an integrated oil company since it both extracts oil and then sells it at the pump.

Shell plc (NYSE:SHEL) is one of the largest oil companies in the world, with more than 40,000 fuel stations in its portfolio. The firm also operates refineries and has operations in the Arctic, China, India, Ireland, Brunei, and North America among other countries.

39 out of the 920 hedge funds profiled by Insider Monkey for their Q3 2022 investments had bought Shell plc (NYSE:SHEL)’s shares.

Out of these, Ken Fisher’s Fisher Asset Management is Shell plc (NYSE:SHEL)’s largest shareholder with a $1 billion stake that comes via 20 million shares.

Exxon Mobil Corporation (NYSE:XOM), Chevron Corporation (NYSE:CVX), and Saudi Arabian Oil Company (Saudi Aramco) are met by Shell plc (NYSE:SHEL) in our list of the world’s largest polluting companies.

Click to continue reading and see 5 Most Polluting Companies in the World.

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Disclosure: None. 15 Most Polluting Companies in the World is originally published on Insider Monkey.

The $250 Trillion AI Hype is Real. A few years from now, you’ll probably wish you’d bought this stock.

When Jeff Bezos said that one breakthrough technology would shape Amazon’s destiny, even Wall Street’s biggest analysts were caught off guard.

Fast forward a year and Amazon’s new CEO Andy Jassy described generative AI as a “once-in-a-lifetime” technology that is already being used across Amazon to reinvent customer experiences.

At the 8th Future Investment Initiative conference, Elon Musk predicted that by 2040 there would be at least 10 billion humanoid robots, with each priced between $20,000 and $25,000.

Do the math. According to Musk, this technology could be worth $250 trillion by 2040.

Put another way, that’s roughly equal to:

  • 175 Teslas
  • 107 Amazons
  • 140 Metas
  • 84 Googles
  • 65 Microsofts
  • And 55 Nvidias

And here’s the wild part — this $250 trillion wave isn’t tied to one company, but to an entire ecosystem of AI innovators set to reshape the global economy.

It’s a leap so massive, it could reshape how businesses, governments, and consumers operate worldwide.

Even if that $250 trillion figure sounds ambitious, major firms like PwC and McKinsey still see AI unlocking multi-trillion-dollar potential.

How could anything be worth that much?

The answer lies in a breakthrough so powerful it’s redefining how humanity works, learns, and creates.

And this breakthrough has already set off a frenzy among hedge funds and Wall Street’s top investors.

What most investors don’t realize is that one under-owned company holds the key to this $250 trillion revolution.

In fact, Verge argues this company’s supercheap AI technology should concern rivals.

Before I reveal the details, let’s talk about how some of the richest people on the planet are positioning themselves.

  • Bill Gates sees artificial intelligence as the “biggest technological advance in my lifetime,” more transformative than the internet or personal computer, capable of improving healthcare, education, and addressing climate change.
  • Larry Ellison — through Oracle, is spending billions on Nvidia chips and partnering with Cohere to embed generative AI across Oracle’s cloud and apps.
  • Warren Buffett — not known for tech hype — says this breakthrough could have a ‘hugely beneficial social impact.

When billionaires from Silicon Valley to Wall Street line up behind the same idea — you know it’s worth paying attention to.

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AI, Tariffs, Nuclear Power: One Undervalued Stock Connects ALL the Dots (Before It Explodes!)

Artificial intelligence is the greatest investment opportunity of our lifetime. The time to invest in groundbreaking AI is now, and this stock is a steal!

AI is eating the world—and the machines behind it are ravenous.

Each ChatGPT query, each model update, each robotic breakthrough consumes massive amounts of energy. In fact, AI is already pushing global power grids to the brink.

Wall Street is pouring hundreds of billions into artificial intelligence—training smarter chatbots, automating industries, and building the digital future. But there’s one urgent question few are asking:

Where will all of that energy come from?

AI is the most electricity-hungry technology ever invented. Each data center powering large language models like ChatGPT consumes as much energy as a small city. And it’s about to get worse.

Even Sam Altman, the founder of OpenAI, issued a stark warning:

“The future of AI depends on an energy breakthrough.”

Elon Musk was even more blunt:

“AI will run out of electricity by next year.”

As the world chases faster, smarter machines, a hidden crisis is emerging behind the scenes. Power grids are strained. Electricity prices are rising. Utilities are scrambling to expand capacity.

And that’s where the real opportunity lies…

One little-known company—almost entirely overlooked by most AI investors—could be the ultimate backdoor play. It’s not a chipmaker. It’s not a cloud platform. But it might be the most important AI stock in the US owns critical energy infrastructure assets positioned to feed the coming AI energy spike.

As demand from AI data centers explodes, this company is gearing up to profit from the most valuable commodity in the digital age: electricity.

The “Toll Booth” Operator of the AI Energy Boom

  • It owns critical nuclear energy infrastructure assets, positioning it at the heart of America’s next-generation power strategy.
  • It’s one of the only global companies capable of executing large-scale, complex EPC (engineering, procurement, and construction) projects across oil, gas, renewable fuels, and industrial infrastructure.
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Trump has made it clear: Europe and U.S. allies must buy American LNG.

And our company sits in the toll booth—collecting fees on every drop exported.

But that’s not all…

As Trump’s proposed tariffs push American manufacturers to bring their operations back home, this company will be first in line to rebuild, retrofit, and reengineer those facilities.

AI. Energy. Tariffs. Onshoring. This One Company Ties It All Together.

While the world is distracted by flashy AI tickers, a few smart investors are quietly scooping up shares of the one company powering it all from behind the scenes.

AI needs energy. Energy needs infrastructure.

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Wall Street is noticing this company also because it is quietly riding all of these tailwinds—without the sky-high valuation.

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The Hedge Fund Secret That’s Starting to Leak Out

This stock is so off-the-radar, so absurdly undervalued, that some of the most secretive hedge fund managers in the world have begun pitching it at closed-door investment summits.

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And that’s for a business tied to:

  • The AI infrastructure supercycle
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You simply won’t find another AI and energy stock this cheap… with this much upside.

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This is your chance to get in before the rockets take off!

Disruption is the New Name of the Game: Let’s face it, complacency breeds stagnation.

AI is the ultimate disruptor, and it’s shaking the foundations of traditional industries.

The companies that embrace AI will thrive, while the dinosaurs clinging to outdated methods will be left in the dust.

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