Building insulation

The incident happened last night when two boys were passing by the apartment building which is being renovated by the government program for energy efficiency. Piece of insulation with the size of 10x10cm flew from scaffolding next to the building and hit one of the children.

The tragedy at London's Grenfell Tower, which has left at least 79 people dead or missing as a result of a massive blaze, has raised concerns about the quality of renovation works on apartment blocks in Bulgaria, many of which were funded by a state-subsidised programme.

Thousands of migrants stranded on Greek islands should be quickly transferred to the mainland or other European countries due to cold temperatures and poor living conditions, the United Nation's refugee agency (UNHCR) said on Friday.

About 15,000 people living in the overcrowded island camps do not have enough heating or supplies to keep warm during the winter months, the UNHCR said.

As UN climate negotiators gather in Geneva this week, one Japan-inspired Hungarian inventor believes he has found a revolutionary and inexpensive way to construct buildings that could slash humanity's energy needs.
      
And the magic ingredient for Matyas Gutai's invention is simple: water.