species
The tilt of the earth's axis.
It is constantly changing.
Abiotic - The nonlinving components of an ecosistem or enviroment are the abiotic factors, this are nonliving chemicals and physical factors in the environment that affect the ecosystems.
The non-living components of an ecosystem are known as abiotic.
water
succession
No. Ecologists study nature and scientists study just about everything.
Further answer
An ecologist is a scientist, but not all scientists are ecologists.
Cyanobacteria were the first organisms to produce oxygen in water, which then escaped into the atmosphere.
Six
The amount of biomass made by producers