A long-range view of the tallest trees in North America, averaging as much as 131 feet in height
Ice formations hang on trees at the Unteres Odertal national park near Schwedt, Germany
A horse-drawn carriage rides through heavy snow in Krakow, Poland, as a cold spell continues to envelop much of Europe.
With balmy winters likely to become more common in the long term, the idea of climate change doesn’t seem so bad, suddenly.
The United States has joined with five other nations to cut emissions of short-lived climate pollutants.
This image captured by America's new satellite depicts surface temperatures of the world.
The unusual weather pattern behind a deadly cold snap in Europe has also led to a wide expanse of open water in the Arctic.
A system of ephemeral freshwater lakes act as an artificial flood overflow system for the Darling River in Australia.