NASA scientists have uncovered significant changes in the global water cycle over the past two decades, largely driven by ...

Nitrogen is one of the primary nutrients critical for the survival of all living organisms. Although nitrogen is very abundant in the atmosphere, it is largely inaccessible in this form to most ...

"We established with data assimilation that human intervention in the global water cycle is more significant than we thought," said Sujay Kumar, a research scientist at NASA's Goddard Space Flight ...

One example of the human impacts on the water cycle is in North China, which is experiencing an ongoing drought. But vegetation in many areas continues to thrive, partially because producers ...