Start Date: End Date: Published Date Data Date
“Killer” Trees? Not Exactly
3000 x 1660 1 MB - JPEG
Published July 16, 2014
While some forests emit volatile organic compounds that are involved in ozone pollution, history shows attempts to control smog have a better chance of succeeding by focusing on vehicle emissions.
Related images:
720 x 343 JPEG
JPEG
Flying through Formaldehyde
4320 x 4320 5 MB - JPEG
Published August 23, 2013
A sensor mounted on NASA’s DC-8 airplane measures concentrations of formaldehyde in the atmosphere. On August 6, 2013, the plane flew through plumes of wildfire smoke spiked with the carcinogenic pollutant.
720 x 720 JPEG
27 MB - GeoTIFF