A University of Oklahoma-led study shows that grasshopper numbers have declined over 30% in a Kansas grassland preserve over the past two decades. 

In the early 20th century, pioneering naturalist Joseph Grinnell and his team studied the flora and fauna of California, conducting meticulous surveys across large swaths of the state, including the Mojave Desert.

The 12,000-year old town of Hasankeyf could soon be underwater due to the construction of a new dam.

Analysis shows global warming is intensifying the occurrence of unprecedented hot spells and downpours faster than predicted by historical trends.

Warming may alter soil freeze-thaw (F-T) process, such as the start and end dates, frequency and intensity, during winter in cold regions.

El Nino/Southern Oscillation (ENSO) is a typical natural oscillation in interannual timescale.

The South Asian summer monsoon (SASM) provides principal water supply for over a billion people.

The National Weather Service (NWS) recently upgraded the latest forecast guidance to help forecasters deliver the most consistent and accurate weather forecasts and warnings to the Nation.

During the exceptionally warm Arctic summer of 2019, Greenland lost 600 billion tons of ice, enough to raise global sea levels by 2.2 millimeters in two months.

The movement of sea ice between Arctic countries is expected to significantly increase this century, raising the risk of more widely transporting pollutants like microplastics and oil, according to new research from CU Boulder.