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Our toxicologists design, implement, conduct and manage a wide range of laboratory and field-based bioassays, investigations and other tests to fill key data gaps and increase our understanding of the adverse effects of chemicals, mixtures, and other stressors on numerous organisms, including bacteria, algae, invertebrates, fish, reptiles, birds, and mammals.

Structures such as buildings and roads, absorb and re-emit much more of the sun’s heat than do natural landscapes such as forests and bodies of water. Urban areas with highly concentrated structures become “islands” of higher temperatures compared to…

This study finds New York City’s shutdown during COVID-19 suggests how thousands of lives and billions of dollars could be saved through improved air quality.

As leaders focus on pandemics and global health security, they should look at three related items: other diseases, social determinants of health, and logistics.

Abt is making federal justice data more user friendly through better visualization and filtering capabilities.

This white paper looks at how we can implement telehealth on an ongoing basis after the 154-percent increase in use in the wake of COVID-19.

To date, evidence on the effectiveness of school voucher programs is mixed. That’s why the U.S. Congress mandated an evaluation of the D.C. Opportunity Scholarship Program (OSP), the only federally funded voucher program.  The Department of Education’s…