Climate tipping points are thresholds within Earth’s climate system beyond which change becomes self-reinforcing and, in some cases, irreversible on human timescales. Rather than unfolding gradually, ...

Risky feedback loops that are accelerating global climate change may not be fully accounted for in current climate models, according to a recent study published in the scientific journal One Earth. A ...

The climate is changing and nowhere is it changing faster than at Earth's poles. Researchers at Penn State have painted a comprehensive picture of the chemical processes taking place in the Arctic and ...

Wildfires across the globe are contributing to conditions that make future fires more likely, new research finds. The study estimates that brown carbon emissions from sources like wildfires are a ...

The Arctic is changing rapidly, and scientists have uncovered a powerful mix of natural and human-driven processes fueling ...

Researchers have discovered dozens of new methane seeps littering the ocean floor in the Ross Sea coastal region of Antarctica, raising concerns of an unknown positive climate feedback loop that could ...