Learn how the carbon cycle works and how greenhouse gases like carbon dioxide and methane disrupt it, shaping climate change ...

Abandoned fishing gear is fouling the water column throughout the world's oceans, in yet another symptom on the overfishing ...

Learn how climate risk is assessed under uncertainty, why uneven vulnerability matters, and how precautionary, risk-based decision-making guides climate action.

Learn how climate mitigation, adaptation, and resilience differ—and why effective climate responses must integrate all three to manage risk and build stability.

Learn how climate change shifts weather patterns—driving more intense heat waves, floods, droughts, wildfires, and stronger storms through rising temperatures.

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, ...

Understand climate change beyond the headlines—how greenhouse gases, feedback loops, tipping points, & risk shape Earth’s climate.

Barbecue grills can be problematic for two reasons. First, both charcoal and wood burn “dirty,” producing not only hydrocarbons but also tiny soot particles that pollute the air and can aggravate ...

Rivers in Alaska’s Brooks Range run orange due to iron leaching out of melting permafrost combined with toxic concentrations ...

Colorado’s rivers prove adventure can come with accountability. In 2021, outfitters logged nearly 620,000 commercial rafting trips—a record that strained fragile headwaters. Today, more travelers ...