Final answer:
An advantage of natural polymers over synthetic polymers is their biodegradability, which allows them to decompose naturally, reducing environmental impact and pollution.
Step-by-step explanation:
Biodegradability is an advantage of natural polymers over synthetic polymers. Natural polymers, such as proteins and carbohydrates, break down more easily in the environment due to the action of biological organisms and natural processes. This contrasts with many synthetic polymers like plastics, which can be persistent in the environment, contributing to pollution. The biodegradation of natural polymers leads to less harmful impact on ecosystems and reduction in solid waste.
Another aspect where natural polymers stand out is in their inherent biocompatibility, which makes them suitable for medical applications such as wound dressings or drug delivery systems, given that they are easily recognized and processed by the human body. Unlike synthetic polymers, natural polymers can be metabolized by living organisms, which is a key factor in their preferability for certain uses. This is why many industries are exploring the use of biopolymers, seeking more sustainable and environmentally friendlier alternatives to conventional plastics.
While synthetic polymers might be tailored for specific physical properties, natural polymers' biodegradability offers a significant environmental benefit that has become increasingly valued in a world looking for sustainable solutions.