Plastic is a remarkable material: it is cheap, durable, and incredibly versatile. It has revolutionised everything from medicine to food storage. However, our dependence on plastic
Faglig kvalitetssikret av lærere og toppstudenter · Følger læreplanen (LK20) · Sist oppdatert 2026-07-16
Introduction
Plastic is a remarkable material: it is cheap, durable, and incredibly versatile. It has revolutionised everything from medicine to food storage. However, our dependence on plastic has come at an enormous environmental cost. A huge amount of the plastic we produce is designed to be used only once and then thrown away, leading to a global crisis of plastic pollution that is choking our oceans, harming wildlife, and even entering our bodies. In response to this crisis, a growing movement known as "zero waste" is challenging us to rethink our relationship with consumption and disposability.
Learning objectives
After reading this article, you should be able to:
- Explain why single-use plastics are a major environmental problem.
- Describe the journey of plastic waste and its impact on marine ecosystems.
- Understand the health risks associated with microplastics.
- Define the "zero waste" philosophy and its core principles (the 5 Rs).
- Identify practical actions that individuals and governments can take to reduce plastic pollution.
The Problem with Single-Use Plastic
The heart of the plastic problem is not the material itself, but how we use it. A vast percentage of plastic production is for single-use items: plastic bags, water bottles, coffee cups, straws, food wrappers, and packaging. These products are designed for a few minutes of convenience but are made from a material that can last for hundreds or even thousands of years. …