Hungary toxic sludge spill reaches Danube (Update)

The company at the centre of Hungary's toxic sludge leak that killed four people defended itself Friday, as fears increased over the threat to marine life in Europe's second longest river.

Sentinels catch traffic jam

Low water levels in the Danube river have left ships to queue close to the town of Zimnicea in Romania.

ESA image: Hungarian mosaic

This image of Hungary, with the political border in white, is a mosaic of 11 scans by Sentinel-1A's radar from October to December 2014.

Troubled Danube's waters, not up to standards yet

The water quality of the Danube river has improved since measures to reduce pollution have been implemented in1995, but there are areas where the toxic waste loads are still high.

Bulgarians vote in referendum on new nuclear plant

Bulgarians voted Sunday on whether to revive plans ditched by the government to construct a second nuclear power plant, in the EU member's first referendum since communism.

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