World Environment Day – June 5
On the occasion of World Environment Day, here are some questions and answers covering modern environmental issues, climate change, and ecosystems.
1. When is World Environment Day?
June 5
2. Which country is hosting World Environment Day 2026?
Azerbaijan
3. What is the official hashtag for World Environment Day 2026?
#NowForClimate
4. What is the name of the United Nations environmental organization?
UNEP (United Nations Environment Programme)
5. Where is UNEP headquartered?
Nairobi, Kenya
6. In which year was World Environment Day first celebrated?
1974
7. Who wrote the Earth Anthem?
Abhay K
8. Which gas is most abundant in Earth’s atmosphere?
Nitrogen
9. Which international agreement aims to protect the ozone layer?
Montreal Protocol
10. When is World Ozone Day observed?
September 16
11. Which gas is primarily responsible for the greenhouse effect?
Carbon Dioxide (CO₂)
12. In which year did the Environmental Protection Act come into force in India?
1986
13. Who initiated Van Mahotsav?
K. M. Munshi
14. When is International Day of Forests observed?
March 21
15. Who submitted the report related to the conservation of the Western Ghats?
Madhav Gadgil
16. In which state is Silent Valley located?
Kerala
17. Which Indian Union Territory has the highest percentage of forest cover?
Lakshadweep
18. Plastic waste posing a major environmental threat belongs to which category?
Microplastics
19. Who is most closely associated with the Chipko Movement?
Sunderlal Bahuguna
20. What is the general term for gases that cause global warming?
Greenhouse Gases
21. What is meant by climate change?
Long-term changes in weather patterns and climate conditions.
22. What is a carbon footprint?
The total amount of greenhouse gases emitted by a person, organization, or activity.
23. What is one major way to reduce climate change?
Afforestation (planting trees and creating forests).
24. What is the main focus of the 2015 Paris Climate Agreement?
Limiting the rise in global temperatures.
25. What is the Earth's primary protective atmospheric shield?
The Ozone Layer
26. Which gas is mainly released when fossil fuels are burned?
Carbon Dioxide (CO₂)
27. What is the maximum global temperature increase the world aims to limit?
1.5°C
28. What are the main causes of marine water pollution?
Plastic debris and oil spills.
29. Who are climate refugees?
People forced to leave their homes due to the impacts of climate change.
30. What is carbon neutrality?
A state where carbon emissions are balanced by carbon absorption or offsetting.
31. By which year does India aim to achieve carbon neutrality?
2070
32. What does the IPCC primarily study?
Climate Change
33. What is most affected by ocean acidification?
Coral Reefs
34. Which young activist gained global recognition for climate action?
Greta Thunberg
35. What is the biggest threat to biodiversity on Earth?
Habitat Destruction
36. Which major award is associated with World Environment Day?
Global 500 Award
37. In which year was the Wildlife Protection Act enacted in India?
1972
38. In which year was the Forest Conservation Act enacted in India?
1980
39. In which year was the National Green Tribunal (NGT) established?
2010
40. Which label is given to eco-friendly products in India?
Eco Mark
41. Who is known as India's "Bird Man"?
Salim Ali
42. What are biodiversity hotspots?
Regions with exceptionally high biodiversity that are under threat of extinction.
43. What does "Flora" mean?
The plant life of a region.
44. What does "Fauna" mean?
The animal life of a region.
45. What is the 3R principle?
Reduce, Reuse, Recycle
46. What is the main goal of a Circular Economy?
Reducing waste and maximizing resource reuse.
47. What is Green Tax?
A tax imposed on vehicles and industries that contribute to environmental pollution.
48. What does AQI stand for?
Air Quality Index
49. What is PM 2.5?
Fine particulate matter that pollutes the air and can affect health.
50. Who first identified the greenhouse effect?
Joseph Fourier
51. What is Sustainable Development?
Development that meets present needs without compromising the ability of future generations to meet their own needs.