Farther back in our planet’s history, volcanic eruptions, rapid climate change, and plummeting oxygen levels have caused at least four additional mass extinctions, with smaller pulses of biodiversity ...

Scientists Warn Earth Is Entering a Sixth Mass Extinction ...

Humans have wiped out hundreds of species — with many more on the brink or experiencing large declines in population. Some scientists have argued that we have entered a “sixth mass extinction” event ...

A report was released by the Intergovernmental Panel on Climate Change (IPCC), specifically looking at the impacts of climate change. It makes for grim reading. The report tells us that climate change ...

When plant and animal species go extinct, it's usually a clear sign that humans have messed up. We've over-hunted, destroyed habitats, polluted waterways, and altered the climate by burning fossil ...

It troubles me deeply to hear about the massive wave of extinctions that scientists predict are coming if we don’t address the current human assault on our natural environment. I am wondering what we ...

The sixth extinction -- The mastodon's molars -- The original penguin -- The luck of the ammonites -- Welcome to the Anthropocene -- The sea around us -- Dropping acid -- The forest and the trees -- ...