Which nutrient tends to cycle within a single ecosystem?%0D%0A%0D%0A%0D%0Anitrogen%0D%0A%0D%0A%0D%0Aphosphorous%0D%0A%0D%0A%0D%0Acarbon%0D%0A%0D%0A%0D%0Awater

Phosphorous tends to cycle within a single ecosystem.