| ▲ | loeg 2 days ago | |
There's approximately 1.4 * 10^21 kg of water in the ocean. There's about 2.3 * 10^6 kg of waste per year. 10^-15 is a really small number. (Hell, seawater is already ~3.3 * 10^-9 uranium.) | ||
| ▲ | triceratops 2 days ago | parent [-] | |
Why is heavy metal concentration such a problem in fish right now? | ||