TED: My glacier cave discoveries | Eddy Cartaya

The video explores different types of caves, focusing on glacier caves formed on Mount Hood, Oregon. It details the process of glacier formation, the excitement of discovering new caves, and the methods used to map them. Unique findings in these caves, such as extremophiles and ancient artifacts, highlight their scientific significance.

What is the most exciting thing for a cave explorer according to the introduction?

• Photographing a cave

• Finding a new cave

• Climbing a mountain

• Mapping an existing cave

How does snow transform into glacier ice?

• Through compression and air removal

• By mixing with volcanic ash

• Through chemical reactions

• By melting and refreezing

What tool is NOT mentioned as being used for mapping caves?

• GPS

• Inclinometer

• Compass

• Laser

What was the name given to the cave that resembled a dragon?

• Snow Dragon Cave

• Blue Dragon Cave

• Green Dragon Cave

• Ice Dragon Cave

What phenomenon causes the ice in some caves to glow blue and green?

• Bioluminescent bacteria

• Sunlight shining through the ice

• Artificial lighting

• Chemical reactions in the ice

What type of life forms are scientists interested in finding in glacier caves?

• Dinosaurs

• Extremophiles

• Fish

• Birds

What is a notable discovery mentioned that was found in the glacier caves?

• A noble fir seed

• A gold nugget

• A dinosaur bone

• A fossilized fish