Sentences with phrase «massive eruptions of volcanoes»

Not exact matches

Humans inhabited rainforests on the Indonesian island of Sumatra between 73,000 and 63,000 years ago — shortly before a massive eruption of the island's Mount Toba volcano covered South Asia in ash, researchers say.

«Detailed chemical measurements in Antarctic ice cores show that massive, halogen - rich eruptions from the West Antarctic Mt. Takahe volcano coincided exactly with the onset of the most rapid, widespread climate change in the Southern Hemisphere during the end of the last ice age and the start of increasing global greenhouse gas concentrations,» according to McConnell, who leads DRI's ultra-trace chemical ice core analytical laboratory.

Ian Plimer in another contrarian tome included some even more made up facts: «massive volcanic eruptions (e.g. Pinatubo) emit the equivalent of a years» human CO2 emissions in a few days» (p472) and «Volcanoes produce more CO2 then the world's cars and industries combined» (p413).

Lago de Atitlán originated from a massive eruption of Los Chocoyos volcano.

At the height of the eruption, Arenal Volcano was spewing out massive amounts of lava and ash and tossing giant rocks for distances of up to a kilometer at speeds of some 600 meters per second.

One good size volcano eruption of Tambora size can precipitate another year without summer and starvation of massive proportions on the top of already developing another Mauner minimum.

Although the global disruption of last month's massive eruption has faded, smaller ash plumes snarled air services intermittently over the last week all the way to Turkey — more than 2,500 miles (4,100 kilometers) from the Eyjafjallajokul (pronounced ay - yah - FYAH - lah - yer - kuhl) volcano.

(b) over the last 200 million years there have been asteroid impacts, brightenings and darkenings of the sun, and massive volcano eruptions, but the Earth's environment has always returned to a slow oscillation around a moderate middle point.

On the volcanoes question, they * can * release massive amounts of CO2 — it's thought that ultra-huge volcanic eruptions in the past have been responsible for unleashing warming episodes via CO2 release.