As the agency contemplates whether Google is a monopolist in the ill-defined market for search, they may find the competitive ground has shifted beneath their feet in just the 15 months since they began investigating.

FORBES: Who Competes With Google Search? Just Amazon, Apple And Facebook

Israeli officials this week approved the demolition of a score of Arab homes in Jerusalem beneath the most contested ground in the occupied territories, the Old City's al-Aqsa shrine which the Palestinians prize as part of their hoped-for capital and Israel reveres as the Temple Mount.

ECONOMIST: As pressure mounts on Israel to lift the siege, Hamas gains

Other parts of the embankment will be stabilised using solutions such as "soil nails" which extend through the embankment into the ground beneath, holding the embankment in place.

BBC: GWR heritage railway embankment repairs begin

But if shale gas that is embedded in rocks and found a mile beneath the ground is to reach its promise, it would need an expanded infrastructure in place.

FORBES: Pipeline Explosion Rattles Natural Gas Industry

In a number of areas the ground remains frozen beneath the surface, which means excess water will run into rivers instead of being absorbed by the soil.

BBC: Flood warnings issued after heavy rain and snow thaws

On Tuesday night, in another part of town, a building suddenly collapsed when the ground beneath it subsided, killing 25 people.

BBC: Dhaka: City of construction death traps