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

Hydrilla (hydrilla verticillata) is an invasive aquatic plant and one of the most serious aquatic pests in florida. hydrilla has already been introduced to hundreds of bodies of water throughout florida, hydrilla is difficult to control because it grows rapidly and survives in many different water depths and conditions. hydrilla • describe how hydrilla affects native plant and animal species. include both a biotic and an abiotic limiting factor. • suggest one biotic and one abiotic recommendation that could slow the spread of hydrilla