Iceland's Bardarbunga volcano was hit by a magnitude 5.7 earthquake on Tuesday morning, the largest since tremors began in the area last week.

Iceland is monitoring rumbling at the Bardarbunga volcano for a second week after it yesterday retracted an announcement of an eruption and eased a warning to airlines over a possible ash plume.

Iceland's civil protection agency has decided to evacuate an area north of the country's Bardarbunga volcano, saying it could not rule out an eruption.

Air pollution exposure is associated with hospital admissions and emergency room visits for cardiopulmonary disease and stroke. Iceland's capital area, Reykjavik, has generally low air pollution levels, but traffic and natural sources contribute to pollution levels. The objective of this study was to investigate temporal associations between emergency hospital visits and air pollutants ozone (O3), nitrogen dioxide (NO2), and particulate matter (PM10) in the Icelandic capital area.

The UK increased the share of municipal waste recycling from 12% to 39% between 2001 and 2010, according to a new report.

The Arctic needs to be better protected from a rush for natural resources as melting ice makes mineral and energy exploration easier, the United Nations' Environment Programme (UNEP) said.

The Arctic needs to be better protected from a rush for natural resources as melting ice makes mineral and energy exploration easier, the United Nations' Environment Programme (UNEP) said.

A draft document by the Arctic Council fails to define liability for accidents in an icy region opening up due to global warming

A universal climate change agreement is both necessary and possible — and we need to migrate to the politics of opportunity

NOAA reported that six other arctic monitoring stations in their international cooperative air sampling network have reported CO2 concentrations of 400 ppm this spring.

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