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Questions and Answers
What is biodiversity?
What is biodiversity?
- The value of ecosystem services and natural capital.
- The study of chimpanzees and their DNA
- The loss of species on Earth.
- The variety of life on Earth, including genetic diversity, species diversity, and ecosystem diversity. (correct)
What is the estimated number of species lost per year?
What is the estimated number of species lost per year?
- 10,000
- 20,000
- 30,000
- 27,000 (correct)
What are some of the pressures to biodiversity?
What are some of the pressures to biodiversity?
- Climate change and illegal wildlife trade
- All of the above
- Deficiencies in knowledge
- Habitat destruction, high population density, and invasive alien species. (correct)
What is the Philippines known for in terms of biodiversity?
What is the Philippines known for in terms of biodiversity?
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What is the value of the world's ecosystem services and natural capital per year?
What is the value of the world's ecosystem services and natural capital per year?
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What is the connection between biodiversity and adaptation?
What is the connection between biodiversity and adaptation?
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What is the importance of studying and saving biodiversity?
What is the importance of studying and saving biodiversity?
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What are some of the causes of mass extinctions?
What are some of the causes of mass extinctions?
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Study Notes
- Biodiversity is the variety of life on Earth and includes genetic diversity, species diversity, and ecosystem diversity.
- The Earth is losing species at an alarming rate, with an estimated 27,000 species lost per year.
- Causes of the past 5 mass extinctions have included catastrophic events and physical disasters.
- Pressures to biodiversity include habitat destruction, high population density, invasive alien species, climate change, illegal wildlife trade, and deficiencies in knowledge.
- The Philippines is one of the 17 mega biodiverse countries with diverse habitats and high rates of endemism.
- Biodiversity has intrinsic and utilitarian value, providing oxygen, food, clean water, medicine, aesthetics, and ideas.
- Humans share 98-99% of their DNA with chimpanzees.
- Biodiversity is essential for adaptation to changes in the environment and the evolution of new species.
- The value of the world's ecosystem services and natural capital is $33 trillion per year, with the majority of the value outside the market system.
- Biodiversity should be studied and saved for our great benefit, and ignored or degraded at our great peril.
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