This extinction event is characterized by an exceptionally high rate of species extinction, significantly above the historical background extinction rate. Unlike previous mass extinctions caused by natural phenomena (like asteroid impacts or volcanic activity), the current one is primarily driven by human activities.
The term "sixth mass extinction/sixth extinction" is often mentioned in the news in the context of the discussion of
Asked in UPSC IAS 2018 · Topic: Biodiversity (Extinction (Causes, Rates, Mass Extinctions))
Show answer
Answer: D. Mankind's over-exploitation/misuse of natural resources, fragmentation/loss of natural habitats, destruction of ecosystems, pollution and global climate change.
More Environment and Ecology questions
- A species is considered to be extinct if it has not been seen in its natural
- DODO birds are extinct from:
- The major cause of extinction of species today is
- Consider the following statements regarding the 'Gangetic Dolphin': 1. The Gangetic River Dolphin has been categorized as 'endangered' under the IUCN's Red List. 2. It does not have a crystalline eye lens rendering it effectively blind. 3. Navigation and hunting are carried out using echolocation. 4. It has been recognized as India's National Aquatic Animal. Which of the above statements are correct?
- Which organisation publishes worldwide list of endangered species?
- ‘Red Data Book’ contains data of
- According to IUCN Red list, a 'vulnerable' species is one which :
- Consider the following statements: 1. The Tamil Nadu government recently launched Nilgiri Tahr conservation project, an initiative for the conservation of the Nilgiri Tahr. 2. There are multiple references to the Nilgiri Tahr in Tamil Sangam literature. 3. Nilgiri Tahr is an endangered species, endemic to western ghats. Which of the above statements are correct?