Sinkholes

geology

London sinkholes are rare but high-impact events typically caused by the interaction of historic mining, chalk and sand aquifers, and modern drainage changes. This guide explain...

safety-risk

Sinkhole deaths occur when subsurface voids cause surface collapse, trapping or crushing people and structures. These events typically unfold suddenly, leaving little time to es...

geohazards

A sinkhole is a depression or cavity in the ground caused by the dissolution of soluble bedrock, most commonly limestone, dolomite, or gypsum, followed by the collapse of the ov...

geohazards

A sinkhole is a depression or collapse cavity in the ground, typically caused by the dissolution of soluble bedrock such as limestone, dolomite, or gypsum, followed by the gradu...

Travel Safety

The Pattaya sinkhole became a focal point for residents and visitors concerned about urban safety, infrastructure resilience, and geological risk in Thailand’s rapidly growing...

geohazards

Karst sinkholes in China form primarily in soluble carbonate rocks such as limestone and dolomite, where natural groundwater dissolution creates underground voids that eventuall...