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Environment/Climate Programs & Projects

(showing 1 - 15 of 48)
Femtosecond Laser Frequency Combs for Optical Clocks
Last Updated Date: 08/14/2014

We develop self-referenced mode-locked femtosecond lasers that function as the "gears" of optical clocks. The femtosecond laser clockwork is … more

Carbon Mitigation Measurements
Last Updated Date: 05/21/2014

The global environmental problems caused by emission of CO 2 (global warming, rising sea levels and increased acidity of oceans) must be abated. … more

Renewable Polymers
Last Updated Date: 04/16/2014

Economic growth, such as that experienced in developed countries over the last century, cannot continue into the next century nor spread to less … more

Smoke Stack Simulator
Last Updated Date: 03/11/2014

Today, inconsistencies between measured CO 2 emissions and emissions calculated from coal consumption are on the order of 10% to 20%. Either a … more

Fiber Sources and Applications
Last Updated Date: 10/29/2013

Optical frequency combs convert a laser source containing a single frequency of light into pulses that include thousands of frequencies. This … more

Global Warming and Greenhouse Gases
Last Updated Date: 09/20/2013

The Gas Metrology Group has undertaken a major climate change program that involves collaborations with key stakeholders in the United States and … more

Hyperspectral Image Projector (HIP)
Last Updated Date: 08/02/2013

Detecting climate change with remote sensing instruments, providing state-of-the-art surveillance imagery for security and defense, or getting the … more

Standard Reference Materials for Hexavalent Chromium in Contaminated Soil
Last Updated Date: 07/23/2013

Significant environmental remediation efforts are being conducted to address the hazards posed by the long-term terrestrial disposal of hexavalent … more

Measurements and Standards for Contaminants in Environmental Samples
Last Updated Date: 07/23/2013

For the past 40 years NIST has developed SRMs for the determination of inorganic and organic contaminants in environmental matrices such as … more

Interlaboratory Comparison Exercises for Organic Contaminants and Trace Elements in Marine Sediments and Tissues
Last Updated Date: 07/23/2013

Three separate interlaboratory comparison exercises for environmental contaminants in marine specimens were administered in 2007/2008 by the … more

NIST Intercomparison Exercise Program for Organic Contaminants in the Marine Environment
Last Updated Date: 06/07/2013

Since the beginning of the National Oceanic and Atmospheric Administration (NOAA) National Status and Trends (NS&T) Program in 1987, NIST has … more

Traceable Calibration Gases: SRMs, NTRMS, and Protocol Gases
Last Updated Date: 05/13/2013

The Gas Metrology Group in the Chemical Sciences Division is tasked with providing traceability in gas analysis for the U.S. This group works with … more

Lunar spectral irradiance and radiance (LUSI)
Last Updated Date: 04/11/2013

LUnar Spectral Irradiance and radiance (LUSI) is a proposed suite of instruments to radiometrically characterize the Moon for use as an on-orbit … more

Simultaneous Determination of Mercury and Tin Species in Standard Reference Materials
Last Updated Date: 03/21/2013

Methods applicable to the extraction and quantification of mercury and tin species in biological, environmental, and clinical reference materials … more

Certification of Three Soil SRMs for Inorganic Environmental Measurements
Last Updated Date: 03/21/2013

Analysis of soils for metals and other elements is essential in assessing environmental compliance and the impacts of potentially toxic elements … more

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