transport moves substances from an area of high concentration to an area of low concentration.

Diffusion

Explanation:

Any single substance tends to move from an area of high concentration to an area of low concentration, until the concentration is equally divided in the space.

they each offer a fresh glut of resources to the organisms that can arrive and exploit them. as individuals and new species continue to appear, they actively and passively alter the environment. competition for shared resources increases, local abiotic and biotic conditions shift, and the relative abundances of species change accordingly. the process is called ecological succession, and it is one of the earliest and most well-known concepts in ecology.

a time line cause it goes from 685 to 978