How Many Species Have Gone Extinct Since 1900?
Since 1900, human activity has driven the loss of hundreds of species worldwide, a trend documented by rigorous scientific assessments and still unfolding
December 25, 2025
Species Extinction
The loss of species driven by habitat loss and other pressures.
Are Human Behaviors the Main Cause of Animal Extinction?
Human activities—through habitat loss, climate change, pollution, overexploitation and invasive species—are the dominant drivers of the modern wave of animal extinctions, a conclusion
December 25, 2025
How Life Recovers After Mass Extinction Events
Life rebounds after mass extinction through a sequence of ecological opportunism, succession, and evolutionary innovation, eventually rebuilding biodiversity over millions of years despite
December 23, 2025
Why Some Species Go Extinct Faster Than Others
Species extinction rates differ because of biological traits, ecological roles, and human pressures, making some organisms far more vulnerable to loss than others.
December 22, 2025
How Many Species Has Humanity Directly Driven to Extinction?
Human activity has caused the confirmed loss of hundreds of species since the 1500s, a rate far exceeding natural background extinction and threatening
December 22, 2025
Major Mass Extinctions Before the Age of Dinosaurs
Major mass extinctions that occurred before dinosaurs reshaped marine and terrestrial life through climate shifts, volcanic activity, and ecosystem feedbacks, leaving lessons for
December 18, 2025
