Why we cannot think beyond, what will happen after we throw our mask? Mask or plastics will be blown or wash out to the river then to the ocean. Next might caused hazards to aquatic animals.

https://www.bbc.com/news/uk-england-essex-53474772?fbclid=IwAR3n9QSj8OmP_ytTTbYvUPWdB1iEsERwgLEB4c9fBg2FYPFx7rlnQNpIAQI