A snow plough clears a road blocked by snow near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

People cross the street during heavy snowfall in Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

A man clears the snow in front of a house in a village near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

Cristian Ionascu pushes a wheelbarrow loaded with chopped wood outside his home during heavy snowfall in a village near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

Cristian Ionascu unloads a wheelbarrow with chopped wood outside his home during heavy snowfall in a village near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

Nicoleta Ionascu cuts wood outside her home during heavy snowfall in a village near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

A "Beware of the dog" sign covered by icicles is seen on a fence during heavy snowfall at a village near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

A road sign is seen buried in snow on a blocked road near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY TRANSPORT)

Nicoleta Ionascu cuts wood outside her home during heavy snowfall in a village near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

A man protects his face from blizzards as he walks along a road blocked by snow near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

Traffic policemen stop vehicles due to heavy snowfall near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY TRANSPORT)

A snow plough clears the snow from the road in a village near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

A snow plough clears a road blocked by snow near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

A woman reacts as she walks during heavy snowfall near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

A man walks near a line of vehicles stopped by the police due to heavy snowfall near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

A woman walks past a car during heavy snowfall near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

Two women walk during heavy snowfall in a village near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

A man walks along a road during heavy snowfall in a village near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

Two policemen stand behind a sign signalling that the road is blocked by snow near Buzau town, 110 km (67 miles) northeast of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

A man walks between trucks caught in a traffic jam caused by heavy snowfall on the outskirts of Bucharest February 13, 2012, as icy weather continues across Europe. Romania's counties of Buzau, Galati, and Vrancea have been hit by heavy blizzards with an estimated 60,000 people being left stranded by the severe winter weather. REUTERS/Radu Sigheti (ROMANIA - Tags: ENVIRONMENT SOCIETY)

Romanian tourists stand on the top of cold mud volcanoes in the
Sub-Carpathians mountains August 5, 2002 near Buzau, 130 km northeast
Bucharest, a region rich in oil deposits. The cones of the circular mud
volcanoes, from two unique plateaus of 60-70 metres high with diameters
of 200-300 metres, are frequently destroyed by curious tourists. The
unusual formations are made by the upward movement of ground water and
oil. REUTERS/Radu Sigheti

RS/CRB