TED: My wish: Protect our oceans | Sylvia Earle

The video discusses the historical perception of the ocean as an indestructible resource and contrasts it with current environmental challenges. It highlights the drastic decline in marine life, the impact of human activities, and the importance of the ocean in sustaining life on Earth. The speaker shares personal experiences in ocean exploration and emphasizes the need for conservation efforts. Technological advancements are aiding in understanding and addressing these issues. The video calls for global action to protect marine ecosystems and ensure a sustainable future.

What percentage of big fish in the sea have been lost over the past 50 years?

• 70%

• 50%

• 30%

• 90%

What activity did the speaker first try in 1953 that sparked their interest in ocean life?

• Sailing

• Scuba diving

• Snorkeling

• Fishing

According to the speaker, what percentage of Earth's water is ocean?

• 85%

• 97%

• 50%

• 70%

What new feature was added to Google Earth to enhance ocean exploration?

• 3D terrain

• Street view

• Satellite imagery

• Underwater maps

What is the main threat to coral reefs mentioned in the video?

• Oil spills

• Plastic pollution

• Ocean acidification

• Overfishing

What is the consequence of not knowing the limits of what we can take from the sea?

• Increased biodiversity

• Sustainable fishing

• Depletion of marine life

• Improved ocean health

What is the significance of the Mariana Trench mentioned in the video?

• It's a popular tourist spot

• It's the largest coral reef

• It's the deepest ocean trench

• It's a major fishing area

What is the impact of excess carbon dioxide on the ocean?

• Ocean acidification

• Ocean warming

• Decreased sea levels

• Increased fish population

What is the speaker's wish regarding marine protected areas?

• To reduce them

• To expand them

• To maintain current levels

• To eliminate them

What does the speaker suggest is necessary to protect the ocean?

• Increased pollution

• More fishing

• Less research

• Global conservation efforts