- Nature crisis: Humans 'threaten 1m species with extinction' BBC
- The of Species by Torill Kornfeldt review – bringing extinct animals back life | Science nature books | The Guardian
- 1 million species under threat of extinction because of biodiversity report finds
- Vulture thought extinct from 30 years spotted twice in a month The Times of Israel
- Mass Extinction: What Years Ago? | AMNH
- It will the Earth 3 million years to recover from the species going extinct in the near | World Economic Forum
- World's largest reveals alarming extinction
- 10 Birds That Humans and Cats to Extinction
- A looming mass extinction humans - BBC
- Resurrecting nature: Extinct is not | New Scientist
- De-extinction Wikipedia
- Holocene extinction
- Extinction threatens million species because of humans' warns UN report | CNN
- Animals Going Extinct so Fast That May Take 3-5 Million Years
- in the Wild but Still Around: 5 Plants and Kept Alive by Humans | Britannica
- ever a good | HowStuffWorks
- Extinction 8TH GRADE SCIENCE
- Why extinct species seem to be returning from
- 99 Percent Of The Earth's Species Are Extinct—But That's Worst Of It | Nature and | Discovery
- is a natural process, but it's happening at times speed
- is a natural process, but it's happening at times speed
- Now is our chance to end extinction - WWF-Australia
- Extinction Geographic Society
- Plant species extinct -
- Learning With: 'Humans Are Speeding Extinction and the Natural World an 'Unprecedented' Pace' - The New York Times