Nutrients

An icon representing the application of fertilizer on agricultural fields

Illustration of animal nutrition

An icon representing degraded water quality

Dishwashers use a lot of water and the gray water may contain phosphates

Triptych comparison of a river mouth, showing a pristine environment (left) with subsequent sediment, nutrients, and toxin inputs leading to an unhealthy and unproductive environment with a hardened shoreline (right)

Illustration of nutrient exchange

Illustration of sediment and nutrient exchange

An icon representing a ban on lawn fertilizer application

Illustration of nutrient flux

Illustration of sediment and nutrient flux

Illustration of a non-point source nutrient input

Illustration of nutrient input

Illustration of nutrient, toxin, and sediment inputs

An icon representing the use or prohibition of lawn fertilizer application

Equipment used to spread fertilizer on residential lawns

Illustration of manure composting bunker

Illustration of manure export

An icon representing a rain barrel

Illustration of nutrient transport

Illustration of sediment and nutrient transport

Illustration of upwelling

An icon representing the pumping out of septic tanks