So basically natural environment means the things which are occured naturally. For example: us (human beings), animals,plants,etc.

Natural Environment:
The term "natural environment" refers to the physical, biological, and chemical factors and conditions that exist in the natural world. It encompasses the natural resources, ecosystems, and habitats that support life on Earth. The natural environment includes everything from the air we breathe, the water we drink, the land we live on, and the biodiversity of plants and animals that surround us.

Components of the Natural Environment:
The natural environment consists of various interconnected components, including:

1. Atmosphere: The thin layer of gases surrounding the Earth, including oxygen, nitrogen, carbon dioxide, and other trace gases. It is essential for supporting life and regulating climate.

2. Hydrosphere: Includes all bodies of water on Earth, such as oceans, rivers, lakes, and groundwater. It provides habitats for aquatic plants and animals and is crucial for maintaining global water cycles.

3. Lithosphere: The solid outer layer of the Earth, including the Earth's crust and upper mantle. It provides a foundation for terrestrial ecosystems and contains valuable natural resources like minerals and fossil fuels.

4. Biosphere: The zone where life exists, including all living organisms, from microscopic bacteria to large mammals. It encompasses diverse ecosystems like forests, grasslands, deserts, and oceans.

Importance of the Natural Environment:
The natural environment is of utmost importance for various reasons:

1. Sustaining Life: The natural environment provides essential resources like clean air, water, and food that are vital for the survival and well-being of all living organisms, including humans.

2. Biodiversity: The natural environment supports a rich diversity of plants, animals, and microorganisms, which play crucial roles in maintaining ecosystem balance, pollination, nutrient cycling, and providing ecosystem services.

3. Climate Regulation: Natural processes in the environment regulate climate patterns, including temperature, precipitation, and wind patterns. These processes help to maintain suitable conditions for life on Earth.

4. Recreation and Aesthetics: The natural environment offers recreational opportunities and aesthetic beauty. People engage in activities like hiking, camping, and wildlife observation, which contribute to physical and mental well-being.

5. Sustainable Development: Understanding and preserving the natural environment is essential for achieving sustainable development. It involves managing resources wisely to meet current needs without compromising the ability of future generations to meet their own needs.

In conclusion, the natural environment encompasses the physical, biological, and chemical elements that make up the planet. It is crucial for sustaining life, preserving biodiversity, regulating climate, and providing recreational and aesthetic value. Understanding and protecting the natural environment is vital for the well-being and survival of both present and future generations.