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The Agency for Toxic Substances and Disease Registry (ATSDR) wants to better understand the characteristics of chemicals with a range of potential health effects—including cancer, endocrine, neurological, hematological, hepatic, and renal—found on the…

Per- and polyfluoroalkyl substances (PFAS) are a group of man-made chemicals that are associated with health detriments. Given the large scope of a planned multi-site study (MSS) and the complexity of the data to be collected, the Agency for Toxic…

“Space weather” isn’t the next blockbuster movie franchise; it refers to conditions created by the sun, solar wind, magnetosphere, ionosphere and thermosphere near Earth’s space environment that impact our planet. The effects of space weather can…

Abt Global is conducting contaminant fate and transport analyses for the Pueblo de San Ildefonso. The Pueblo is located immediately downstream of the Los Alamos National Laboratory, a federal nuclear facility located in New Mexico. Abt staff, working for…

Coal mine methane (CMM) is a potent greenhouse gas (GHG) released from coal during and after coal mining that contributes to climate change if emitted within the atmosphere. In addition, CMM can be an explosive hazard inside mines, and contributes to air…

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…

EPA’s Office of Research and Development needed to expand its online, publicly available Drinking Water Treatability Database (TDB). The goal was to allow the database to better support decision making about emerging contaminants of concern.

The Environmental Protection Agency (EPA) faced discontinuation of support for legacy Lotus Notes databases, which had previously hosted archives of reporting guidance materials that were inaccessible to the public. The Toxics Release Inventory (TRI)…

The SPECIATE database is the U.S. Environmental Protection Agency’s (EPA) repository of volatile organic gas and particulate matter (PM) speciation profiles of air pollution sources. The data are used to guide regulatory analysis and need to be kept up…

Estuarine habitats in the northern Gulf of Mexico (GOM)—including marshes, oyster reefs and sea grass beds—are critical for many ecologically and economically important fish and crustacean species. However, many of these estuarine habitats are…