Oceanography and Climate Change Concepts

The video discusses the impact of climate change on oceans, highlighting the decline in fish populations, rising sea levels, and increased plastic pollution. It predicts future scenarios for oceans over the next 30 to 10,000 years, emphasizing the importance of reducing carbon emissions. The video also introduces Google's educational features, such as Google Lens and AR animals, and concludes with a call to action for ocean conservation.

What percentage of fish populations have declined since 1970?

• 25%

• 50%

• 75%

• 90%

By 2050, which city is predicted to be below sea level?

• Tokyo

• Ho Chi Minh City

• Sydney

• New York

Which Google feature allows you to find a song by humming?

• Google Lens

• Google AR Animals

• Google Hum to Search

• Google Translate

What is a major reason for the predicted sea level rise by 2100?

• Deforestation

• Volcanic activity

• Thermal expansion

• Increased rainfall

What is the predicted impact on the Gulf Stream by 2100?

• It will strengthen

• It will weaken by 34-45%

• It will remain unchanged

• It will reverse direction

What is the term for the ocean's natural layering process?

• Sedimentation

• Stratification

• Convection

• Erosion

How many dead zones were there in the ocean in the 1950s?

• 500

• 100

• 200

• 50

What is the predicted sea level rise by 2300 if emissions continue?

• 50 feet

• 70 feet

• 10 feet

• 26 feet

How much could the ocean rise in 10,000 years if CO2 emissions continue?

• 45 meters

• 70 meters

• 25 meters

• 10 meters

What percentage of humanity could be displaced with a 25-meter sea level rise?

• 5%

• 15%

• 10%

• 20%