In botany, a stoma, also called a stomate is a pore, found in the epidermis of leaves, stems, and other organs, that controls the rate of gas exchange. The pore is bordered by a pair of specialized parenchyma cells known as guard cells that are responsible for regulating the size of the stomatal opening.
As the human impacts, their physical environment in many ways the growth of the population as the overpopulation, the pollution, and by the burning fossil fuels, and the deforestation and thus the environment provides many possibilities that human can make use of and thus there physical environment shows the components of their activities like those involved the climate change.
