The term sustainability is used to broadly indicate initiatives and actions aimed at the preservation of a particular resources. However, it refers to four distinct areas: human, social, economic and environmental – known as the four pillars of sustainability.

The 4 pillars of sustainability are Environmental, Social, Economic, and Human. While many people focus only on the "green" aspect, true sustainability requires a balance of all four. Environmental sustainability aims to protect natural resources like air, water, and soil for future generations. Social sustainability focuses on maintaining and improving social quality with concepts such as equality, rights, and community cohesion. Economic sustainability refers to the efficient use of assets to maintain company or national profitability without harming the other pillars. Finally, Human sustainability aims to maintain and improve the "human capital" in society, focusing on health, education, and the well-being of individuals. In 2026, many global corporations use these four pillars as a framework for their ESG (Environmental, Social, and Governance) reporting to prove they are operating ethically and responsibly across all facets of their business.