Stewart Brand: The dawn of de-extinction. Are you ready?

The video discusses the extinction of the passenger pigeon and other species, highlighting the impact of human activities. It explores the potential of biotechnology to bring back extinct species, focusing on efforts by scientists and organizations like Revive and Restore. The video also addresses ethical concerns and the importance of conservation, emphasizing the need for public engagement and responsible de-extinction practices.

What was the primary reason for the extinction of the passenger pigeon?

• Habitat destruction

• Commercial hunting

• Climate change

• Natural predators

Which technology is George Church associated with in the context of de-extinction?

• Multiplex Automated Genome Engineering

• CRISPR-Cas9

• Gene therapy

• Cloning

What is the closest living relative of the passenger pigeon?

• Mourning dove

• Band-tailed pigeon

• Eurasian collared dove

• Rock pigeon

What is the main goal of the Revive and Restore initiative?

• To create new species

• To promote de-extinction responsibly

• To study ancient DNA

• To conserve endangered species

Which extinct animal was successfully cloned, albeit briefly, in Spain?

• Passenger pigeon

• Thylacine

• Bucardo

• Carolina parakeet

What is the purpose of cryopreservation in de-extinction efforts?

• To study animal behavior

• To enhance breeding programs

• To preserve genetic material

• To create new habitats

What is a major concern of conservationists regarding de-extinction?

• It is too expensive

• It requires too much technology

• It could overshadow efforts to protect existing species

• It may lead to new diseases

Which species was saved from extinction through captive breeding at the San Diego Zoo?

• California condor

• Northern white rhinoceros

• Mountain gorilla

• Javan banteng

What is the potential benefit of creating a 'Green List' according to conservationists?

• To list all endangered species

• To highlight successful conservation efforts

• To promote eco-tourism

• To track extinct species

What is a key argument in favor of de-extinction?

• It is a cheaper alternative to conservation

• It can reverse human-caused extinctions

• It can replace all extinct species

• It can create new ecosystems