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We live in a changing world with multiple and evolving threats to national security, including terrorism, asymmetrical warfare (conflicts between a...

The Chesapeake Bay is North America's largest and most biologically diverse estuary, as well as an important commercial and recreational resource. ...

Permafrost is a thermal condition -- its formation, persistence and disappearance are highly dependent on climate. General circulation models predi...

As the Gulf of Mexico recovers from the Deepwater Horizon oil spill, natural resource managers face the challenge of understanding the impacts of t...

The Federal Emergency Management Agency's (FEMA) Federal Insurance and Mitigation Administration (FIMA) manages the National Flood Insurance Progra...

Antarctica and the surrounding Southern Ocean remains one of the world's last frontiers. Covering nearly 14 million km^2 (an area approximately 1.4...

Many coastal areas of the United States are at risk for tsunamis. After the catastrophic 2004 tsunami in the Indian Ocean, legislation was passed t...

Historically, regulations governing chemical use have often focused on widely used chemicals and acute human health effects of exposure to them, as...

For over a century, field stations have been important entryways for scientists to study and make important discoveries about the natural world. Th...

Once ice-bound, difficult to access, and largely ignored by the rest of the world, the Arctic is now front and center in the midst of many importan...

The Department of Energy's Office of Environmental Management's (EM) mission is the safe cleanup of sites associated with the government-led develo...

The Integrated Risk Information System (IRIS) is a program within the US Environmental Protection Agency (EPA) that is responsible for developing t...

In the United States, we have come to depend on plentiful and inexpensive energy to support our economy and lifestyles. In recent years, many quest...

The Science of Responding to a Nuclear Reactor Accident summarizes the presentations and discussions of the May 2014 Gilbert W. Beebe Symposium tit...

The United States has deployed commercial nuclear power since the 1950s, and as of 2021, nuclear power accounts for approximately 20 percent of U.S...

The COVID-19 pandemic spurred a rapid expansion of wastewater-based infectious disease surveillance systems to monitor and anticipate disease trend...

The marmoset, a type of small monkey native to South America, is a research model of increasing importance for biomedical research in the United St...

During the past century, the Everglades, one of the world's treasured ecosystems, has been dramatically altered by drainage and water management in...

Since the 1980s, national and international planetary protection policies have sought to avoid contamination by terrestrial organisms that could co...

The Edwards Aquifer in south-central Texas is the primary source of water for one of the fastest growing cities in the United States, San Antonio, ...

The world confronts an existential challenge in responding to climate change, resulting in an urgent need to reduce greenhouse gas emissions from a...

Climate change, driven by increases in human-produced greenhouse gases and particles (collectively referred to as GHGs), is the most serious enviro...

Industrial stormwater is derived from precipitation and/or runoff that comes in contact with industrial manufacturing, processing, storage, or mate...

The assessment of risk is complex and often controversial. It is derived from the existence of a hazard, and it is characterized by the uncertainty...