Last spring, we were unfortunately made aware that microplastics had made their way to the top of the Pyrennees mountains, and now we know that Colorado’s Rocky Mountains, one of the most spectacular natural places in the US, are also plagued with small fragments of plastic.
US Geologic Survey researcher Gregory Weatherbee was analyzing rainwater samples from seven areas between Boulder and Denver, in the Rocky Mountains, when he came upon a startling amount of microscopic plastic fibers.