Organic matter

Organic matter, organic material or natural organic matter is the large source of carbon-based compounds found within natural and engineered, terrestrial, and aquatic environments. It is matter composed of organic compounds that have come from the feces and remains of organisms such as plants and an...

1 story • Updated Nov 5, 2025
Organic matter
Environment

"Nature's Indicators: Tiles, Leaves, and Cotton Reveal River Health Insights"

5 sources Nov 3, 2025