The purpose of these data is to study the response of cavity-nesting
birds to thinning in Massachusetts oak stands.
"Quabbin Cavity Nesters" is a long-term study of plots located on
Quabbin Reservation ...
To indentify, prior to cutting, the locations where reproduction of
commercial tree species does not become established after cutting.
Dataset describes ecosystem processes in the Allegheny National ...
The "National Environmental Specimen Bank," one of many projects
within the National Biomonitoring Specimen Bank (NBSB) at the
National Institute of Standards and Technology (NIST), was
The "National Residential Radon Survey (NRRS)" provides an estimate of the
national frequency distribution of annual average radon concentrations in
occupied residences (97.5% of the 1980 United States ...
The "Permit Compliance System (PCS)" database is a computerized
management information system which contains data on National
Pollutant Discharge Elimination System (NPDES) permit-holding
"The Toxic Release Inventory (TRI)" database contains data on annual
estimated releases of over 300 toxic chemicals to air, water and land
by the manufacturing industry. TRI's main purpose is to encourage ...
The Total Exposure Assessment Methodology (TEAM) was designed by the EPA to
develop and demonstrate methods to measure human exposure to toxic substances
in air and drinking water. The goals of Volatile ...