<p>Workers thought to be stuck in underground areas at 11 sites after last week’s devastating flash floods</p><p>Rescue teams are working to reach more than 900 missing hydropower workers, hundreds of whom are feared trapped in the tunnels and underground areas of 12<strong> </strong>hydropower projects in Nepal after the <a href="https://www.theguardian.com/world/nepal-tibet-flood-disaster">devastating flash floods</a>, the country’s disaster management authority has said.</p><p>The death to