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Nyiragongo volcano (DRCongo), Jan 2011: lava lake

Wide angle view of the caldera with the concentric terraces and the lava lake during the day. The 1977 high level of the lake correspond to the discontinuous narrow terrace visible in the upper walls in the left, the 2002 level of the lake is the large terrace covered with yellow-brownish deposit (pele's hair and weathered lapilli). The lake itself has risen by about 50 meters compared to 2006-7. (Photo: Tom Pfeiffer)
Wide angle view of the caldera with the concentric terraces and the lava lake during the day. The 19... [info]
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The lava lake, ca. 550 m below us from the crater rim, about 200x300 m wide, is the largest in the world of its kind. Numerous degassing fountains are usually active on its surface. (Photo: Tom Pfeiffer)
The lava lake, ca. 550 m below us from the crater rim, about 200x300 m wide, is the largest in the w... [info]
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The degassing fountains often form clusters that shift position driven by internal convection in the lava lake. (Photo: Tom Pfeiffer)
The degassing fountains often form clusters that shift position driven by internal convection in the... [info]
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Thanks to the risen level of the lake, the rim near the campsite now offers unobstructed, perfect views of the whole lake. And thanks to the prevailing easterly winds, it is also usually clear of the fumes, perfect for observation. (Photo: Tom Pfeiffer)
Thanks to the risen level of the lake, the rim near the campsite now offers unobstructed, perfect vi... [info]
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The surface of the lake is split into ever changing plates that drift along driven bz internal convection. (Photo: Tom Pfeiffer)
The surface of the lake is split into ever changing plates that drift along driven bz internal conve... [info]
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The fountains have moved to the rim of the lake, leaving the middle section free of smoke and exposing its beautiful zig zag lines dividing the thin plates of crust. (Photo: Tom Pfeiffer)
The fountains have moved to the rim of the lake, leaving the middle section free of smoke and exposi... [info]
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As evening approaches, the lava color becomes more intense. (Photo: Tom Pfeiffer)
As evening approaches, the lava color becomes more intense. (Photo: Tom Pfeiffer) [info]
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On a windless day, the fumes produced by the fountains of the lake rise vertically and is illuminated by the intense glow of the lava. (Photo: Tom Pfeiffer)
On a windless day, the fumes produced by the fountains of the lake rise vertically and is illuminate... [info]
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Our group in position on the crater rim above the campsite in the evening twilight - photographers' favorite light, when lava glow mixes with dusk. (Photo: Tom Pfeiffer)
Our group in position on the crater rim above the campsite in the evening twilight - photographers' ... [info]
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View of the lava lake at night, partly obscured by fumes. It's impossible to photograph the real sight - raising emotions, pictures and dreams of the birth of earth.  (Photo: Tom Pfeiffer)
View of the lava lake at night, partly obscured by fumes. It's impossible to photograph the real sig... [info]
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Wide angle (15mm on 35mm sensor) view of the whole crater (caldera) of Nyiragongo with its lava lake illuminating the inner walls at night. (Photo: Tom Pfeiffer)
Wide angle (15mm on 35mm sensor) view of the whole crater (caldera) of Nyiragongo with its lava lake... [info]
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As morning approaches, the intense red and yellow light of the lava once again mixes with the blue of the sky, creating a unique spectacle. (Photo: Tom Pfeiffer)
As morning approaches, the intense red and yellow light of the lava once again mixes with the blue o... [info]
(6447 Hits)
 

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