Table 2.

Microfibers from various sources

Source	Amount of release per year	Potential harm
Domestic washing	500,000 tonnes	The harmful effects on the ocean and freshwater system
Fiber losses	1,100,000 tonnes	The harmful effects on the ocean, air, soil, and human
Clothes dryer	/	The harmful effects on the air
Face masks	360–480 tonnes	The harmful effects on the ocean, freshwater, and soil
Wet wipes	/	The harmful effects on the ocean, freshwater, and soil
Cigarette butts	300,000 tonnes	The harmful effects on the freshwater system and soil