Understanding Ocean Acidification

What is often referred to as the 'evil twin' of climate change?

• Biodiversity loss

• Marine pollution

• Ocean acidification

• Global warming

What inspired Vanessa O'Brien to collect water samples from the Challenger Deep?

• A book on underwater ecosystems

• A documentary on marine life

• An article on ocean acidification

• A conference on deep sea exploration

What significant change was observed in the shells of marine organisms over 150 years?

• Increased size

• Decreased thickness

• Higher density

• Brighter color

What was the mysterious cause of oyster mortality in Washington state?

• Invasive species

• Ocean acidification

• Pollution

• Overfishing

What was the first marine species identified as being threatened by ocean acidification?

• Seaweed

• Coral

• Sharks

• Oysters

By what percentage has the ocean's acidity increased since the Industrial Revolution?

• 10%

• 25%

• 55%

• 40%

What is the predicted increase in ocean acidity by the end of this century?

• 50%

• 200%

• 100%

• 150%

What is the primary driver of ocean acidification?

• Nuclear waste

• CO2 emissions

• Plastic pollution

• Deforestation

What condition affecting corals is similar to osteoporosis in humans?

• Coral polyps

• Coral fragmentation

• Coral porosis

• Coral bleaching

Which community is particularly affected by changes in the ocean due to their reliance on salmon?

• The Sami of Norway

• The Inuit of Canada

• The IAC of Alaska

• The Maori of New Zealand