CNN

Conditions on Earth may be moving outside the ‘safe operating space’ for humanity, according to dozens of scientists

Human actions have pushed the world into the danger zone on several key indicators of planetary health, threatening to trigger dramatic changes in conditions on Earth, according to a new analysis from ...
Mongabay

As waterbodies lose oxygen, are we breaching a potential planetary boundary?

A new perspective piece argues that aquatic deoxygenation — the depletion of oxygen in marine and freshwater environments — should be considered its own “boundary” in the planetary boundary framework ...
equities

How we saved the ozone layer provides the model for saving Earth

Three decades ago, the global community came together to protect Earth’s ozone layer from damaging chemicals. This effort, one of humanity’s greatest environmental achievements, offers a promising ...
Nature

Projections of Earth’s health under different environmental policies

Model-based scenarios of Earth’s future suggest that in the next few decades, eight of the nine planetary boundaries — safety limits for environmental pressure — could be crossed. However, targeted ...
Project Syndicate

The Ozone Layer’s Recovery Shows How to Protect the Planet

Three decades ago, the global community came together to protect Earth’s ozone layer from damaging chemicals. This effort, one of humanity’s greatest environmental achievements, offers a promising ...