Image: Prescribed fires consume Kansas landscape

Most if not all the fires in this image taken by Suomi NPP satellite's VIIRS (Visible Infrared Imaging Radiometer Suite) instrument on April 11, 2017 are controlled fires set by farmers to manage land.  Farmers in Kansas ...

Researchers try new method to clean contaminated sediments

Researchers at the Department of Chemistry, Umeå University, have been awarded SEK 4 million from the Swedish Geotechnical Institute to test a new method for decontamination of contaminated sediments in lakes and streams. ...

Sunlight and oil spills may make deadly combination for wildlife

Contaminants called polycyclic aromatic hydrocarbons from oil spills can be toxic to wildlife, especially when in combination with ultraviolet radiation from the sun. New research on species native to the Gulf of Mexico indicates ...

Synthesizing aryl sulfides from non-smelling, non-toxic compounds

Aryl sulfide, an aromatic compound in which sulfur is attached to an aryl (a functional group derived from an aromatic ring), is found in biologically active materials effective against asthma, Alzheimer's disease, and cancer. ...

Long-lived traveling particles to be tracked

Unseen by the human eye are plentiful microscopic particles, small but mighty polycyclic aromatic hydrocarbons, or PAHs, constantly emitted into the air from a variety of combustion sources. Power plants, forest and brush ...

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