Tehran’s Smothering Smoke Has Roots in ‘Mazut,’ an Unusually Dirty Fuel

The low-grade oil has been used to fuel power plants amid Iran’s international isolation. Tanks of mazut may now be burning ...
The Tico Times

Poás Volcano Crater Glows Red as Eruptions Persist

Poás Volcano’s crater is emitting a red glow, identified by the Volcanological and Seismological Observatory of Costa Rica (OVSICORI-UNA) as burning sulfur, amid ongoing eruptions. Yesterday, ...
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This volcano’s lava isn’t red; it’s electric blue, and here’s why!

AtIndonesia’s Kawah Ijen volcano, a breathtaking blue glow emerges at night, setting it apart from most volcanoes where lava burns in shades of red. At Kawah Ijen, however, the molten sulfur flows ...