Have you ever stopped to wonder how forecasters can predict the weather days in advance, or how scientists figure out how the ...

We've been watching temperatures climb, extreme weather events intensify, and ice sheets shrink. Every weather forecast and climate projection relies on incredibly complex computer simulations that ...

The cover photo, taken at the Strait of Malacca in Malaysia, captures the Tyndall effect as sunlight filters through the clouds over the tropical Pacific. The interplay of light and shadow ...

Extreme climate impacts on people and the environment are often associated with very high levels of global warming (3 or 4°C) ...

By 2100, rural African dwellers will be exposed to dangerous levels of heat nearly twice as high as those in urban areas.

To achieve the 2 °C target, the total amount of carbon that can still be emitted by human activities is limited. This total allowable carbon emission—called the remaining carbon budget—is illustrated ...

After a record fall, when nearly the entire United States experienced drought—unprecedented in US Drought Monitor history—water managers and planners nationwide are nervously hoping for a wet winter, ...

After yet another international climate summit ended last fall without binding commitments to phase out fossil fuels, a leading global climate model is offering a stark forecast for the decades ahead.

Climate models have been the basis for concern about climate change for more than 35 years. The US government, the United Nations, and organizations across the world have used model projections to ...

Satellite image provided by the National Oceanic and Atmospheric Administration shows Hurricane Melissa churning northwest through the Caribbean Sea. The Category 5 hurricane is a recent example of ...