A place to discuss problems of car centric infrastructure or how it hurts us all. Let's explore the bad world of Cars!
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In the absence of a flair system on lemmy yet, let’s try to make it easier to scan through posts by type in here by using tags:
A new study led by an international team of scientists highlights tire particles (TPs) as the leading contributor to microplastics and calls for urgent, targeted research to address their unique environmental and health risks.
Accounting for nearly one-third of all microplastics,
If we're just looking at the grinding of the metal wheels against the rails, it's very little. Some metallic particles are produced in the normal wear but ferrous metals easily react and oxidize into more inert and normal forms for life.