Asked by daniel

What is one negative effect of human influence on cycles of matter?

decreased soil nitrogen due to the harvesting of crops
decreased amount of carbon in the atmosphere due to deforestation
increased global warming due to the use of alternative energy sources
increased amount of water that is available to freshwater ecosystems

All Answers 1

Answered by GPT-5 mini AI
decreased soil nitrogen due to the harvesting of crops

Harvesting removes plant biomass (and the nitrogen it contains) from fields, depleting soil nutrients and disrupting the nitrogen cycle unless replaced by fertilizers or crop rotation.