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Species extinctions have occurred throughout Earth's history, so the recent loss of species is likely something of little concern.
Volcanic Eruptions
The violent expulsion of magma, gases, and ash from a volcano, affecting local and global environments.
Global Warming
The long-term rise in Earth's average surface temperatures, primarily due to human activities like burning fossil fuels.
Keystone Niche
A critical role that an organism plays in maintaining the structure and integrity of an ecosystem, often disproportionate to its abundance.
Specialist Niche
A narrowly defined role or position occupied by an organism or a business within an ecosystem or market, respectively, requiring specific adaptations or specialized skills.
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