Science For You

Environment  :-  The sum of biological and physical factors, along with the chemical interactions that affect an organism is known as the environment. All components of biosphere interact with each other in an organised manner. This organised interaction assures the survival of an organism that may result in the gradual evolution of the respective organism in the biosphere. An Environment is everything that is around us, which includes both living and nonliving things such as soil, water, animals and plants, which adapt themselves to their surroundings. It is nature’s gift that helps in nourishing the life on the earth. The environment plays an important role in the existence of life on the planet earth. The word Environment is derived from the French word “Environ” which meaning “surrounding.” An ecosystem refers to all the living and the non-living things present in the environment and it is a foundation of the Biosphere, which determines the health o...

What is Pollution? “Pollution is the introduction of substances (or energy) that cause adverse changes in the environment and living entities .” Pollution need not always be caused by chemical substances such as particulates (like smoke and dust). Forms of energy such as sound, heat or light can also cause pollution. These substances that cause pollution are called pollutants. Pollution, even in minuscule amounts, impacts the ecological balance.  Pollutants can make their way up the food chain and eventually find their way inside the human body. Read on to explore the types of pollution and their implications. Types of Pollution As stated before, there are different types of pollution, which are either caused by natural events (like forest fires) or by man-made activities (like cars, factories, nuclear wastes, etc.) These are further classified into the following types of pollution: Air pollution Water pollution Land pollution Noise pollution Besid...