Consensus Reports

These reports are unique, authoritative expert evaluations. Each report is produced by a committee of experts selected by the Academy to address a particular statement of task and is subject to a rigorous, independent peer review.

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Showing results 21 - 25 of 943

Improving Characterization of Anthropogenic Methane Emissions in the United States (2018)

Understanding, quantifying, and tracking atmospheric methane and emissions is essential for addressing concerns and informing decisions that affect the climate, economy, and human health and safety. Atmospheric methane is a potent greenhouse gas (GHG) that contributes to global warming. While carbon dioxide is by far the dominant cause of the rise in global average temperatures, methane also plays a significant role because it absorbs more energ... More >>

Report in Brief

Review of the Draft Fourth National Climate Assessment (2018)

This review from the National Academies of Sciences, Engineering, and Medicine evaluates the draft Fourth National Climate Assessment (NCA4) developed by the U.S. Global Change Research Program (USGCRP). The USGCRP is mandated by Congress to issue a national climate assessment every four years to evaluate the state of climate science and the broad range of impacts of climate change in the United States. The review concludes that the draf... More >>

Review of the Draft Second State of the Carbon Cycle Report (SOCCR2) (2018)

This review by the National Academies of Sciences, Engineering, and Medicine evaluates the draft Second State of the Carbon Cycle Report (SOCCR2) -- a report that feeds into the overall climate science assessment process developed by the U.S. Global Climate Research Program. The SOCCR2 assessment aims to elucidate the fundamental physical, chemical, and biological aspects of the carbon cycle and to discuss the challenges of accounting for al... More >>

Review of Report and Approach to Evaluating Long-Term Health Effect in Army Test Subjects -- Interim Report (2018)

Between 1942 and 1975, the U.S. Army conducted tests with human subjects to study the effects of a variety of agents, including chemical warfare and biological agents. A recent report evaluated the potential long-term health effects in these former test subjects from their exposures. The report was prepared to assist the Army with making legal determinations regarding medical care for the test participants. This two-phase study examines whethe... More >>

Thriving on Our Changing Planet: A Decadal Strategy for Earth Observation from Space (2018)

We live on a dynamic Earth shaped by both natural processes and the impacts of humans on their environment. It is in our collective interest to observe and understand our planet, and to predict future behavior to the extent possible, in order to effectively manage resources, successfully respond to threats from natural and human-induced environmental change, and capitalize on the opportunities -- social, economic, security, and more -- that suc... More >>