Follow your curiosity

What discovery has been shared with you?

FACTREE gives you something interesting to discover every day — and something worth talking about together.

Start with one fact. Explore it, go deeper, then follow whichever branch catches your imagination.

Choose subjects for a surprise

Exploring any topic

Begin your discovery

Your next discovery is one click away.

Choose one or more subjects above, or leave Any Topic selected and let curiosity decide.

Geography

Groundwater Extraction and Land Subsidence in Coastal Cities

Quick fact

Some coastal cities, like Jakarta, are sinking up to 10 cm per year due to groundwater extraction, outpacing sea-level rise by over a decade.

Why this is interesting

Have you ever noticed sidewalks cracking or buildings tilting in a coastal city? What could cause the very ground beneath your feet to sink?