lidar

Around the world, communities are bracing for sea level rise: the Netherlands is stabilizing its dikes, Senegal is relocating neighbourhoods, Indonesia is moving its entire capital city. These projects are hefty, expensive and slow. But they may need to pick up the pace.

Preliminary results of an imaging survey near a Nova Scotia town where a sinkhole swallowed part of a park last summer show an extensive belt of hundreds of additional sinkholes stretching for kilometres.