Environmental Science: Meaning, Scope, and Why It’s Important for Us

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1. What is environmental science? 2. What is the scope of ES? What is the importance of it?

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D isaster Science & Management-Welcome to DSM-BD. Our mission is to bridge the gap between disaster science theory and practical management to safeguard communities across Bangladesh. This hub is for students, researchers, and practitioners committed to making a difference. Let's build a safer future, together.

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What is Environmental Science?

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Environmental Science is the study of how people interact with nature — the air we breathe, the water we drink, the soil we grow food in, and all living things around us.

It’s not just one subject. It combines many subjects like biology (plants and animals), chemistry (pollution and water quality), physics (energy use), geology (earth and rocks), and social science (how humans behave and make laws).

Example: If a river near your city is polluted, environmental scientists study where the pollution came from, how it affects fish and people, and what steps can clean it up.

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Scope of Environmental Science

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The “scope” means what this subject covers. Environmental science looks at many areas, including:

1. Natural Resources – Studying and protecting water, forests, soil, and wildlife.
   Example: Planting trees to prevent soil erosion.

2. Pollution Control – Finding ways to reduce air, water, and land pollution.
   Example: Installing filters in factories to stop harmful smoke.

3. Climate Change – Understanding global warming and extreme weather.
   Example: Studying why summers are getting hotter each year.

4. Biodiversity Protection – Saving endangered plants and animals.
   Example: Creating tiger reserves to protect them from hunters.

5. Environmental Laws – Making and following rules to keep nature safe.
   Example: Banning single-use plastic bags in some cities.

6. Sustainable Development – Growing cities and industries without harming the environment.
   Example: Using solar panels instead of coal power plants.

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Importance of Environmental Science

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Why should we study it? Because it helps us:

1. Understand How Nature Works

   • We learn how forests clean our air, or how oceans control climate.

2. Protect Human Health

   • Clean water and air mean fewer diseases.
     Example: Reducing smoke from vehicles to prevent asthma.

3. Find Solutions to Environmental Problems

   • Scientists use research to fix issues like flooding, droughts, and pollution.

4. Live Sustainably

   • It teaches us to use resources wisely so future generations have enough.

5. Be Prepared for Environmental Challenges

• Helps us respond to disasters like floods, droughts, or oil spills.

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Books & References

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1. Environmental Science: Earth as a Living Planet – Botkin & Keller

2. Environmental Science: A Study of Interrelationships – Enger & Smith

3. Environmental Science – Miller & Spoolman

4. Environmental Geography – R.B. Singh

5. UNEP (United Nations Environment Programme) Reports

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Related Terms

Environmental Science Scope of Environmental Science Definition of Environmental Science Biodiversity DM DSM Introduction to Environmental Science Climate Chnage Mitigation Community Resilience

Written By

Mr. Mehedi Hasan

Master of Biochemical Engineering & Technology, SIIT, Thammasat University, Thailand

Research Assistant, SIIT, Thammasat University, Thailand

Bachelor of Science, Disaster Science & Management, BRUR, Bangladesh

Authenticity Information

Peer-Reviewed & Fact-Checked

Reviewed by: Dr. B. Kaur

Published & Attested

Published On: August 10, 2025

M. Hasan

- Official Attestation -

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