Medically reviewed by Kate Colby, MPH Key Takeaways Avoid swimming in warm, stagnant, or scummy freshwater and do not swallow ...

(via Minute Earth) Even though less than 1% of Earth's water is freshwater, it's the home for 50% of fish species. This is the Freshwater Paradox.

When people use freshwater beyond a physically sustainable rate, it sets off a cascade of impacts on ecosystems, people and the planet. These impacts include groundwater wells running dry, fish ...