Explain the long-term effects of pollutants on living
organisms and ecosystems.

The organisms may die off or mutate.

Explanation:

As pollutants exist in the air, they can become/are posionous to the plant, animal, and even human life existing in the ecosystem.  This can cause them to mutate due to the harsh effects it has on them or even kill them.

answer: national resource conservation services

national resource conservation services is the us. based approach that provides technical and financial assistance for natural resource management. nrcs society in conservation of resources by involving in activities like farmland protection, flood prevention, watershed protection, urban conservation, conserves economic and environmental conditions. it conducts soil surveys and implements the policy of natural resources management on the society.

cell division is not regulated in tumor cells.