A warming world is transforming some major snowfalls into extreme rain over mountains instead, somehow worsening both dangerous flooding like the type that devastated Pakistan last year as well as long-term water shortages, a new study found.

Honeybees are crucial to the food supply, pollinating more than 100 of the crops we eat, including nuts, vegetables, berries, citrus and melons

There’s a two-out-of-three chance within the next five years that the world will temporarily reach the internationally accepted global temperature threshold for limiting the worst effects of climate change, a new World Meteorological Organization report forecasts.

The World Meteorological Organization said last year really was as bad as it seemed when people were muddling through it. And about as bad as it gets — until more warming kicks in.

Climate change is making droughts faster and more furious, especially a specific fast-developing heat-driven kind that catches farmers by surprise, a new study found.

The United States is Earth's punching bag for nasty weather.

America will probably get more killer tornado- and hail-spawning supercells as the world warms, according to a new study that also warns the lethal storms will edge eastward to strike more frequently in the more populous Southern states, like Alabama, Mississippi and Tennessee.

The Intergovernmental Panel on Climate Change report says the world has a chance but only if we quite oil, gas and coal

A major new United Nations report being released on Monday is expected to provide a sobering reminder that time is running out if humanity wants to avoid passing a dangerous global warming threshold.