Imaggeo on Mondays

A blood moon occurs during a total lunar eclipse. The sunlight falling through the air layers of the Earth’s atmosphere is refracted inwards, whereby especially the short-wave blue components are weakened by scattering. The long-wave red components, on the other hand, still reach the moon, which leads to the red colouring.   Photo by Simon Fuhrmann shared on imaggeo.egu.eu.   Imagg ...[Read More]

In Sweden a beautiful Northern Lights show proceeds unnoticed by the busy drivers passing by. The Northern Lights or Aurora Borealis are spectacular lights created as a result of disturbances in the Earth’s magnetosphere caused by solar winds. They are visible at both polar regions and or often seen as veils or lines of greenish-blue light. Photo by Junbin Zhao shared on imaggeo.egu.eu. &nbs ...[Read More]

Melt water lakes are an impressive and beautiful consequence of warm summer temperatures on Greenlands glaciers. This photo of such a lake with clear blue water was taken from a helicopter on the 79°N Glacier in northeast Greenland during an expedition in July 2018. Supraglacial melt water runs along the surface slope into depressions where the water is accumulating until it refreezes or drains. P ...[Read More]

During parts of the dark Arctic winter, the sun only as much as touches the horizons, melting sunrise into sunset in a dramatic flash of red light. Photo by Maria Scheel, description from imaggeo.egu.eu.   Imaggeo is the EGU’s online open access geosciences image repository. All geoscientists (and others) can submit their photographs and videos to this repository and, since it is open access, ...[Read More]