Since 1944, the National Research Council (NRC) has published seven editions of the Nutrient Requ...

The workplace is where 156 million working adults in the United States spend many waking hours, a...

Since 1944, the National Research Council (NRC) has published seven editions of the Nutrient Requ...

'From the oceans to continental heartlands, human activities have altered the physical characteri...

'Advancing Land Change Modeling: Opportunities and Research Requirements describes various LCM ap...

The terrorist attacks of September 11, 2001 (9 11) on the United States prompted a rethinking of ...

Since 1944, the National Research Council (NRC) has published seven editions of the Nutrient Requ...

We live in a changing world with multiple and evolving threats to national security, including te...

'Identifies new and emerging research opportunities in the earth sciences over the next decade, i...

The Earth system functions and connects in unexpected ways - from the microscopic interactions of...

Satellite remote sensing is the primary tool for measuring global changes in the land, ocean, bio...

Coal will continue to provide a major portion of energy requirements in the United States for at ...