Huge toxic plume spreading through the Middle East

Huge toxic plume spreading through the Middle East

A fire at a sulfur mine and processing facility near Mosul, Iraq is emitting tremendous quantities of sulfur dioxide into the atmosphere for the sixth day in a row. If this fire was a volcano, it would already be among the largest eruptions of 2016. NASA’s…

Unreported sources of sulfur dioxide found by satellites

Unreported sources of sulfur dioxide found by satellites

Using a new satellite-based method, scientists have located 75 natural and 39 unreported and major manmade sources of sulfur dioxide (SO2) emissions. When released into the atmosphere, sulfur dioxide forms sulfuric acid and fine particulate matter, secondary…

Tracking the SO2 emission from Calbuco eruption

Tracking the SO2 emission from Calbuco eruption

Ash and pumice particles were lofted high into the atmosphere after an explosive eruption of Chile's Calbuco volcano on April 22, 2015 and the debris has been darkening skies and burying parts of Chile, Argentina, and South America for nearly a week. Along with 210

Lava flows at Nabro volcano, Eritrea

Lava flows at Nabro volcano, Eritrea

Since the beginning of the recent eruption, a dense plume of water vapor, gas, and ash has concealed the summit of the Nabro volcano. New images from June 29 finally provided a nearly unimpeded view of the summit, where lava flowed out of the erupting vent and down…

Close-Up images taken of remote Nabro’s eruption

Close-Up images taken of remote Nabro’s eruption

Eritrea's Nabro volcano has been erupting for a week, but few details of the event are known because of the volcano's remoteness. This pair of images are the first detailed ones taken of erupting vent and lava flows Nabro began erupting on June 12, and has…