March 20, 2025
Imagine a world where your morning cereal box isn’t just a box—it’s a small hero in the battle against plastic waste. Welcome to the dynamic intersection of the circular economy and the “paperization” movement in which corrugated and paper-based packaging is evolving to fulfill the need for sustainable, recyclable, and environmentally responsible packaging.
In today’s fast-paced world, where sustainability is no longer a buzzword but a way of life, two trends are making waves in the packaging industry: the circular economy and rise of paper-based solutions. These trends are revolutionizing the way brands design, use, and recycle packaging, and corrugated materials are at the forefront of this change. But how are they reshaping the packaging landscape? What role does innovation play in this sustainable shift?
This article explores how these two forces are coming together to drive innovation and influence the way brands and manufacturers approach sustainability. With insights from Olga Kachook, director of the Sustainable Packaging Coalition (SPC), we delve into the role of the circular economy, the increasing shift toward paper-based materials, and the opportunities and challenges in corrugated packaging.
The circular economy, which emphasizes reducing waste and reusing materials, is increasingly aligned with the growing demand for paper-based packaging solutions. The circular economy aims to create a system in which products and materials are reused, recycled, and restored to their maximum value, rather than being disposed of after a single use, according to Kachook. This aligns perfectly with the paperization trend, a movement toward the prevalent use of paper-based materials in packaging, replacing single-use plastics and other nonrenewable resources.
The appeal of paper-based packaging, particularly corrugated packaging, lies in its renewability and recyclability. Unlike fossil fuels or plastics, paper comes from trees, a renewable resource, provided forests are managed responsibly. Sustainable forestry practices such as fiber certification and responsible sourcing have been in place for decades, ensuring paper products are sourced ethically and sustainably. Fiber certifications for wood-based materials are more robust than certifications for plastics, guaranteeing traceability and responsible management of forests.
Moreover, paper is often perceived as environmentally friendly by consumers. It has a natural, earthy look and feel that resonate with eco-conscious shoppers. Paper packaging is widely associated with recyclability, making it more attractive for brands aiming to appeal to sustainability-minded consumers. And if paper packaging ends up as litter or waste, it doesn’t contribute to ocean plastics or microplastics. This is a significant reason that many extended producer responsibility policies and eco-modulation incentives favor fiber-based packaging.
Perhaps the most compelling environmental benefit of paper and corrugated packaging is its role in mitigating climate change. Trees are excellent at sequestering carbon, and forests contribute to cooling the planet and regulating local microclimates. Conserving forests could cut 7 billion metric tons of carbon dioxide emissions annually. As demand for responsibly sourced fiber grows, forests become more than just a natural resource—they are an investment in the planet’s future.
Innovations in Paper- and Fiber-Based Packaging
One exciting development in the paperization movement is the growing range of paper-based alternatives to traditionally plastic-heavy packaging formats. When talking with Kachook, we discussed the increasing availability of 100% fiber-based versions of packaging, formats once considered plastic-only such as pouches, candy bar wrappers, and blister packs. These innovations are not just a trend; they are a fundamental shift in how the industry is approaching packaging.
At the same time, the industry is exploring new materials and fibers that go beyond traditional wood sources. Nonwood fibers such as sugarcane, hemp, bamboo, and wheat straw are gaining traction as viable alternatives for paper and packaging production. However, there are some common misconceptions about these nonwood fibers. For instance, many people believe alternative fibers automatically save trees, but shifting from wood fibers could inadvertently divert resources from forest conservation efforts.
Furthermore, not all nonwood fibers are waste products. Some are sourced for other uses, and their environmental benefits may be overstated in marketing materials. For instance, while hemp is touted as a sustainable alternative to wood, large-scale hemp farming requires significant water use and can involve chemical pesticides, which may offset some of its environmental advantages. Also, the processing of hemp fibers can involve energy-intensive methods, complicating the true environmental impact. Companies must exercise caution and avoid greenwashing when promoting alternative fibers as well as ensure they have solid supplier data to support environmental claims.
Navigating the Challenges of Sustainable Packaging Claims
With the increasing adoption of sustainable sourcing practices, companies are eager to communicate their efforts to consumers. However, it’s important to do so transparently and accurately to again avoid greenwashing. One effective way to ensure the credibility of marketing claims is through third-party certifications such as the Forest Stewardship Council certification. These certifications provide consumers with tangible proof that a product is responsibly sourced.
Explaining the meaning behind these certifications is also crucial for consumer understanding. As more companies adopt certifications and share their significance, consumers will become better educated on sustainable packaging practices, driving demand for more eco-friendly options.
Addressing Challenges in Paper Packaging Recycling
One ongoing challenge in the paper packaging space is ensuring that fiber-based packaging is recycled at the end of its life. Food residue, for example, can affect the recyclability of paper packaging. Kachook explains that SPC is exploring ways to address food residue issues in its new Paper Recyclability Collaborative. Drawing lessons from the plastic packaging sector, SPC is investigating how food residue impacts the recyclability of paper packaging and is gathering data on how and when consumers are likely to follow proper disposal instructions.
SPC is also collecting data on how newer paper packaging formats such as paper pouches are being sorted at material recovery facilities (MRFs). This data will be critical for understanding the recyclability of these materials and ensuring they are processed correctly.
Role of SPC and Collaborative Efforts in Advancing Paper Packaging
SPC is committed to helping companies navigate the complexities of fiber-based packaging, from sourcing to design and recyclability. Through resources such as SPC’s guide titled Evaluating Alternative & Non-Wood Fiber Use in Packaging, companies can gain insights into the advantages and trade-offs of alternative fibers. SPC is also seeking data on life cycle assessments to better understand how fiber compares to other materials in terms of environmental impact.
For companies looking to design paper-based packaging with a higher recycle rate, SPC’s How2Recycle program offers tools for assessing recyclability. This program provides guidance on the design of paper packaging formats, coatings, and barrier properties to ensure they are repulpable and can be sorted at MRFs.
Looking to the Future
The convergence of the circular economy and paperization is reshaping the future of corrugated packaging. As consumers and brands continue to prioritize sustainability, the shift toward paper-based materials is driving innovation and creating new opportunities for the packaging industry. By adopting responsible sourcing practices, exploring alternative fibers, and embracing recyclability, companies can contribute to a more sustainable and circular packaging ecosystem.
As this evolution unfolds, much like that once simple cereal box, the paper-based packaging industry is being reimagined as a powerful agent of change, standing on the brink of a revolution that will redefine how we package, consume, and sustain for generations to come.
Julie Rice Suggs, Ph.D., is academic director at the Packaging School. She can be reached at 330-774-8542 or julie@packagingschool.com.
Alli Keigley, who contributed to this article, is production coordinator at the Packaging School. She can be reached at alli@packagingschool.com.
