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7 Sustainable Investing Myths And The Facts 

Jennifer Okafor profile image
BY Jennifer Okafor , BSc
PUBLISHED: 09·01·25

Investing methods supporting sustainability have surged in popularity as investors seek to align their portfolios with personal values while pursuing comparable returns to traditional strategies. Yet sustainable investing myths persist, mainly due to the belief that sustainability compromises performance and the narrow view that it’s just about negative screening. 

In reality, modern sustainable investing integrates environmental, social, and governance (ESG) factors across asset classes, driving both financial and societal value. In this article, we will debunk seven pervasive myths, revealing how sustainability reshapes risk assessment, unlocks innovation, and delivers competitive returns without sacrificing impact. 

Whether you’re an institutional investor or an individual, understanding these facts empowers you to make smarter decisions, proving that doing good and doing well aren’t mutually exclusive. Let’s separate hype from reality in the evolving landscape of responsible finance.

What are sustainable investments?  

According to Harvard Business School Online, sustainable investing, also known as ESG investing or responsible investing, is an investment approach that integrates environmental, social, and governance (ESG) factors into the investment process to generate long-term financial returns while creating a positive impact on society and the environment.

Unlike traditional investing, which only focuses on financial values and achieving financial goals, responsible investing considers how companies manage risks related to climate change, labor practices, diversity, and ethical governance. 

Sustainable Investments have attained significant traction, with global assets in sustainable investing funds surpassing $30.3 trillion as of 2023. Investors access ESG investing through various strategies, such as prioritizing companies with strong ESG ratings, targeting measurable social and environmental benefits, and excluding sectors that harm the environment, including the fossil fuel and fast fashion industries. 

Many funds, including ETFs and mutual funds, now incorporate ESG criteria, making sustainable investing accessible to individual and institutional investors. There are even green banks that have noble missions. 

By aligning financial goals with ethical considerations, sustainable money management strategies aim to drive profit and positive impact for the future and younger generations.

7 Common Myths and Facts Regarding Sustainable Investing   

1. Sustainable investing means sacrificing performance for superior returns in support of investors’ personal values

person observing stock prices on phone and laptop
Photo by Alesia  Kozik on Pexels.

A prevalent misconception is that sustainable investing requires investors to accept lower financial returns. Some believe that prioritizing ESG factors reduces investment opportunities, resulting in underperformance compared to traditional investments. They feel that responsible investing generates lower returns. 

However, past performance data show that sustainable investing strategies perform just as well, or in some cases, better than traditional funds and portfolios. Harvard Business School ran research that involved interviewing 70 senior executives at 43 global institutional investing firms, which included BlackRock, State Street, and Vanguard. 

The study revealed that key investors are incorporating crucial environmental, social, and governance (ESG) considerations into their investment strategies. It reinforces the fact that ESG investing doesn’t limit investment opportunities. 

Based on a global survey by FTSE Russell in 2018, 53% of global asset holders are evaluating and incorporating ESG considerations into their investment strategy.

Furthermore, the Northern Trust research also found that ESG funds do not consistently outperform or underperform other managed funds. They conducted a comprehensive analysis of ESG fund investments over a five-year period. They found that focusing on environmental, social, and governance (ESG) issues and making investments based on ESG considerations didn't improve or lower returns.

2. Sustainable investing strategies don't have a positive impact

Another myth about responsible investing is that it doesn’t drive positive change. However, the fact is that it has a positive impact through active asset managers and corporate engagement strategies. Companies have global influence, whether positive or negative.

For instance, a company can have a reputation for being a good employer or supporting environmental causes, while another company is known for polluting the environment around its factories. It is possible for an investor whose investment objective is to improve ESG issues to sponsor specific ideals through investments, which in turn impact company behavior. 

To put it in a clear picture, imagine a fashion clothing retailer in a sustainable fund’s portfolio that is facing criticism for labor violations within its supply chain due to reports of unsafe working conditions and unfair wages in factories in developing countries. 

Investors can push for reforms by leading the retailer to audit suppliers more rigorously, adopt fair wage commitments, and invest in worker safety programs across all factories. It'll lead to the company achieving greater supply chain transparency and a decrease in labor-related accidents. 

This example shows how sustainable investors can make a positive impact in various sectors. Sustainable strategies can transform corporate practices and improve ESG integration, whether by reducing carbon emissions or improving labor standards. 

3. Sustainable investing is a marketing gimmick and a latest investing trend

two men discussing with papers and tablet
Photo by Tima Miroshnichenko on Pexels.

Among the many myths circulating about responsible investing, one claims that sustainable investing is merely a marketing gimmick and a trend. Some believe that it is a passing fad, led by social media hype rather than genuine financial and sustainability benefits. 

The reality is that sustainable investing is as real as it gets. It is not a fleeting trend but a fundamental shift in investment philosophy. Prominent asset managers, such as BlackRock, State Street, and Vanguard, invest in portfolios with high ESG ratings, managing millions of dollars in sustainable funds. 

Extensive data from Morningstar Direct shows that sustainable investment funds have remained stable throughout the years. 

By the end of 2024, the global assets under management in sustainable funds reached $3.2 trillion, representing an 8% increase from the previous year. The growth will remain stable and increase due to the constant shift in investor preferences. 

Responsible investing is on the rise among the younger generations and millennials, who make up the largest generation in the workforce. A recent study found that millennials and Gen Zers are about two times more concerned about environmental, social, and governance issues than other generations.

Younger generations are more likely to invest in ESG funds managed by companies that promote ESG practices within their own operations. Responsible investing is here to stay across generations, as younger generations become increasingly aware of the importance of preserving the planet.  

4. Sustainable investing is only about climate change and global warming

Skeptics argue that sustainable investing primarily focuses on ecological issues, such as carbon emissions and global warming, while neglecting social and governance concerns. However, they couldn't be more wrong because sustainable investing encompasses the three pillars of sustainability: environmental, social, and governance. 

This is why sustainable investing is also referred to as ESG investing. Apart from ecological issues such as pollution, waste management, and global warming, responsible investing also focuses on social issues, including labor rights, diversity, and community relations, as well as governance problems like executive pay, board diversity, and anti-corruption measures. 

Portfolio managers tend to make investments in fair labor practices and affordable housing. They also invest in companies with strong corporate governance because they tend to perform better financially and make superior returns. Companies with strong governance have transparent leadership and good ethical policies. Generally speaking, the ideal companies practice the triple bottom line.

5. ESG data is unreliable and inconsistent

logos of three organizations regulating esg investing
Logos of GRI, SASB, and TCFD.

Another common misconception about ESG investing is that ESG data is unreliable and inconsistent. Critics argue that ESG metrics are subjective, lack standardization, and are prone to greenwashing, making it difficult for investors to assess actual sustainability performance. 

This myth is a lie. ESG data is more regulated in terms of structures maintained by independent, non-profit companies. Some institutions offer tools, services, and financial instruments that help investors organize, understand, and analyze company disclosures. 

Organizations such as the Global Reporting Initiative (GRI), the Sustainability Accounting Standards Board (SASB), and the Task Force on Climate-related Financial Disclosures (TCFD) provide standardized ESG reporting guidelines that help companies incorporate ESG factors into their investment decisions. 

Additionally, financial firms with a history and resources in financial analysis have created ESG ratings and ranking systems to help investors interpret corporate sustainability data more accurately and consistently, enabling them to make more informed investment decisions. Organizations such as MSCI, Sustainalytics, and Bloomberg ESG provide ESG ratings to companies seeking evaluation. 

6. ESG investing only applies to equities

The myth that ESG investing only applies to equities is false. As an investor, you can invest across various asset classes. You can choose individual stocks or Investment strategies with favorable ESG criteria in both equity and fixed income portfolios. 

Under the fixed income class, you can choose between social, sustainability, or green bonds. Social bonds finance projects that aim to achieve positive social outcomes, such as affordable housing and healthcare, while sustainability bonds provide funds for companies with sustainability targets. 

Green bonds, on the other hand, finance projects with positive ecological impacts, such as funding renewable energy and the clean energy transition, as well as green transportation. Responsible investing is an all-asset strategy that continues to evolve as the market changes and advances.

7. Responsible investing is expensive

person counting money while sitting on desk with notebook pen and phone
Photo by Kaboompics.com on Pexels.

Some believe that responsible investing is expensive and requires a large asset base, but it isn't always the case. It just depends on your portfolio as an investor. You can invest using various ESG strategies regardless of your portfolio size. 

The fees for ESG investments vary depending on the type of investment, the fund manager, and the strategies implemented. Mutual funds and exchange-traded funds have higher expense ratios than traditional funds because of the extra effort required to evaluate companies with ESG considerations. 

However, the fees aren't that significant to be considered extremely expensive. There is also impact investing and private equity, which are more specialized ESG investments that may have higher fees than non-ESG investments due to their niche nature.

Conclusion  

Sustainable investing proves that aligning money with values doesn’t sacrifice future returns—it enhances them. By debunking myths, we’ve demonstrated how ESG strategies drive performance across various sectors, including clean energy and inclusive finance. 

As more investors deploy their money wisely, they’ll reap competitive future returns while building a resilient and equitable economy.

Investments that fund eco-friendly projects and climate solutions.

Jen’s a passionate environmentalist and sustainability expert. With a science degree from Babcock University Jen loves applying her research skills to craft editorial that connects with our global changemaker and readership audiences centered around topics including zero waste, sustainability, climate change, and biodiversity.

Elsewhere Jen’s interests include the role that future technology and data have in helping us solve some of the planet’s biggest challenges.

Fact Checked By:
Isabela Sedano, BEng.

Photo by Akil  Mazumder on Pexels.
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