These points of no return are specific moments when the planet has warmed so much that certain effects become irreversible.

Rapid temperature flips from hot to cold extremes have increased across the world, according to a new study published in ...

Drought-fueled wildfires in Southern California, a devastating hurricane in the southern Appalachian Mountains, and ...

Earth Day in Pictures Photographers posted images of what Earth Day means to them on their favorite platforms. Copyright: © ...

More than four-fifths of the world's coral reef areas have been affected by devastating mass bleaching spurred by record-high ...

Humankind faces unprecedented changes in climate patterns, sea-level, ocean acidity, ecosystems, and more. Learn more about the science behind these issues in the following FAQs.