GeoLog

nitrogen

Imaggeo on Mondays: Penguins – a biogeochemical link between sea and land

Daniel Wasner May 6, 2019

Linking Sea to Land. Credit: Daniel Wasner (distributed via imaggeo.egu.eu)

A couple of Chinstrap penguins (Pygoscelis antarctica) at their nesting site on Deception Island, maritime Antarctica. Sea birds contribute importantly to biogeochemical cycles in coastal ecosystems and on islands. Feeding on the marine food chain and nesting on land, they carry large amounts of marine nutrients into terrestrial ecosystems. This might be of particular importance for the nitrogen ( ...[Read More]

Imaggeo on Mondays: Why is groundwater so important?

Laura Roberts-Artal July 4, 2016

Why is groundwater so important? . Credit: Anna Menció (distributed via imaggeo.egu.eu)

Groundwater is an often underestimated natural resource, but it is vital to the functioning of both natural and urban environments. Indeed, it is a large source of drinking water for communities world-wide, as well as being heavily used for irrigation of crops and crucial for many industrial processes. The water locked in the pores and cracks within the Earth’s soils and rocks, also plays an impor ...[Read More]