We just published the 2026 State of the Climate Report. Of 16 planetary vital signs spanning greenhouse gas concentrations, temperatures, the oceans, ice, energy balance, and wildfire, 7 (44%) are currently at record extremes. Read report here: doi.org/10.1093/bios...

Scientists worldwide: We invite you to sign the World Scientists’ Warning to Humanity: A Third Notice. Thirty-five years after the first warning, we now declare a planetary emergency. If you are a scientist, please read, sign, and share and go to this link: docs.google.com/forms/d/e/1F...

We invite everyone (nonscientists) to endorse the Declaration of a Planetary Emergency, part of the upcoming World Scientists’ Warning to Humanity: A Third Notice. Add your name and share widely. Endorsement helps show public concern about the future of our planet. forms.gle/vAARd7mv2yS7...

We invite everyone (nonscientists) to endorse the Declaration of a Planetary Emergency, part of the upcoming World Scientists’ Warning to Humanity: A Third Notice. Add your name and share widely. Endorsement helps show public concern about the future of our planet. forms.gle/vAARd7mv2yS7...

We invite everyone to endorse the Declaration of a Planetary Emergency, part of the upcoming World Scientists’ Warning to Humanity: A Third Notice. Please add your name and share widely. Every endorsement helps show public concern about the future of our planet. docs.google.com/forms/d/e/1F...

In our Climate Report my coauthors and I say: We are hurtling toward climate chaos. The planet's vital signs are flashing red. Consequences of human-driven alterations of the climate are no longer future threats but are here now. Read report here doi.org/10.1093/bios...