Explore the biotic (living) and abiotic (non-living) factors of this system in the Factors menu, including the definitions of how these factors are measured. Describe the difference between how the fish are counted and how the algae and coral are counted.​

as resources become scarce because of population growth, the growth decreases after few years due to lack of resources and food.

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

i hope this

it creates acid rain

human didn't come from monkeys man i hate these stupid teachers