Also, the eternal war between grass and forest comes to mind, the concept of fast, regenerative and self-destructive vs longterm investment killing the looping

Also, the eternal war between grass and forest comes to mind, the concept of fast, regenerative and self-destructive vs longterm investment killing the looping upstarts below. Include in that the fire-economy of some forest and savannahs + the animals marshalled by these ecosystems and "peaceful" nature stops looking peaceful